Relays and Relay Accessories Reference Materials
Reference Articles 1 - 84 of 84
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Why Engineers Are Switching to Solid-State Relays
From: Win Source ElectronicsDescription: Discover how SSRs improve reliability, switching speed, and safety while enabling smarter industrial and automation system designs. ...
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Relay Socket Types and Industrial Applications
From: Win Source ElectronicsDescription: Explore common relay socket designs-including DIN rail, octal, PCB, and plug-in types-and key features of high-power relay sockets used in industrial control, automation, and electrical systems. ...
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Latching vs Non-Latching Relays Explained
From: Win Source ElectronicsDescription: Discover the working, energy efficiency, and key differences of latching and non-latching relays, essential for power systems, automation, and industrial applications. ...
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Latching Relays: Types, Mechanism, Applications
From: Win Source ElectronicsDescription: In-depth analysis of latching relays, including working principle, single vs. double coil designs, energy efficiency, and their role in industrial, HVAC, and electronic control systems. ...
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Hi G Relays Built for Extreme Environments
From: Win Source ElectronicsDescription: Shockproof, sealed, and space-ready components for aerospace, military, and industrial control ...
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What Features to Look For in Arc-Flash Relays
From: Littelfuse, Inc.Description: Learn what to look for when choosing an arc-flash relay ...
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Application Note: Littelfuse Arc-Flash Relay Saves Plant from Catastrophic Damage
From: Littelfuse, Inc.Description: How a plug-and-play safety solution produced benefits exceeding all expectations. ...
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Why are Arc-Flash Relays Important?
From: Littelfuse, Inc.Description: What is an arc flash? ...
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Solid State Relay (SSR) Guide: Types & Applications
From: ODG (Origin Data Global)Description: Learn what a Solid State Relay (SSR) is, how it works, and how to choose the right one for your project. Sourcing High-Performance SSRs from ODG. ...
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Technical Paper: Littelfuse Solid-State Industrial Relays Quality Test Report
From: Littelfuse, Inc.Description: This Quality Test Report compares the durability, reliability, failure rate, endurance, longevity, and overall performance of competitive solid-state relays. Each product was put to the test ...
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Building a Better Power Relay
From: FCL Components AmericaDescription: It’s been said that there is always room for improvement, no matter how good something is. For FCL Components, that “something” is the components it manufactures—includi ng, ...
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Reliability is Key when it comes to Relays for Wind Power
From: FCL Components AmericaDescription: While wind energy is one of the cleanest, greenest and safest ways to generate energy, the turbines that are required for the process face some harsh environments. From high humidity in India to very ...
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Hazardous Location Protection: Ensuring Safety with Intrinsically Safe Relays, Safety Switches, Transmitters, Transducers, and Signaling Devices
Description: UNDERSTANDING INTRINSIC SAFETY ...
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Relays - How Relays Work
Description: Relays are switches that open and close circuits electromechanically or electronically. Relays control one electrical circuit by opening and closing contacts in another circuit. As relay diagrams ...
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What Characteristics should we Look at when Searching for a Thermal Overload Relay?
Description: There are several key characteristics that should be considered to ensure it provides effective and reliable protection in a specific application. ...
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G9KA 800 VAC 200 A / 1000 VAC 300A PCB Relay with Ultra Low Contact Resistance Feature
Description: Today’s energy industry is working towards the goal of self-generated solar power which can be used as a primary source of electricity. While maximizing power availability, designers and ...
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1000 VDC High-power 2 pole Contacts (Total Contact Gap: 6.0mm) PCB relay G7L-X Instruction of Product Performance and Reference Circuit
Description: Today’s energy industry is working towards the goal of self-generated solar power which can be used as a primary source of electricity. While maximizing power availability, designers and ...
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600 VDC 50 A High-Power PCB Relay G9KB Instruction of Product Performance and Reference Circuit
Description: Today’s energy industry is working towards the goal of self-generated solar power which can be used as a primary source of electricity. While maximizing power availability, designers and ...
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Saving Time During Wiring
Description: Marel S.r.l. is an Italian company specialized in the construction of custom electrical panels. They are a key partner for OEMs manufacturing a wide array of machines, by providing top of the line ...
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Greater Independence for People with Reduced Mobility
Description: Specializing in the development of equipment that helps improve the quality of life for people with reduced mobility, Lift Aid was looking for a solution that would innovate its current technology in ...
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Relay Terminology
From: Churod Americas, Inc.Description: Data sheet terminology guide ...
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Contactors for Higher-Voltage Automotive Switching
From: Waytek, Inc.Description: Contactors have long been a go-to switching solution for vehicles with multiple batteries or auxiliary equipment drawing substantial electrical loads. As transportation and work vehicles grow more ...
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The Function of AC Relay and its Application in Electrical Control
From: Win Source ElectronicsDescription: In the field of electrical control, the humble AC relay plays a pivotal role. These small but indispensable devices act as the gatekeepers of a circuit, allowing or interrupting the flow of ...
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Automotive Relays Uncovered: Understanding Various Types & Forms
From: Chief Enterprises LLCDescription: When looking at different types of relays, it is first important to classify by the number of poles and throws. The most common types of relays are: SPST (single pole, single throw), SPDT (single ...
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Technical Paper: Ground-Fault Protection and VFDs
From: Littelfuse, Inc.Description: Death and injuries make ground (earth) faults one of the most essential hazards to mitigate. High-resistance grounding provides significant protection for equipment and personnel. Unfortunately, ...
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Technical Explanation for Solid-state Relays
From: Newark, An Avnet CompanyDescription: A Solid State Relay (SSR) is a relay that does not have a moving contact. In terms of operation, SSRs are not very different from mechanical relays that have moving contacts. ...
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Application Note: Current Carrying Capability of Solder and Press-fit Pins
From: Vincotech GmbHDescription: This application note investigates the current carrying capability of a standard solder able pin and a Press-fit pin for Vincotech's power modules. The measurements are carried out on an application ...
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White Paper: Key Considerations for Selecting an Arc-Flash Relay
From: Littelfuse, Inc.Description: WHAT TO LOOK FOR IN AN ARC-FLASH RELAY ...
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White Paper - The Benefits of Utilizing a Heat Sink at a Higher Temperature
Description: The question is: should one strive for a hotter or a cooler heat sink? Is a hot heat sink a good thing or a bad thing? Should one worry when the heat sink is hot? How hot is too hot, and how hot is ...
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NRG Digital Solid State Relays
Description: This paper explains the NRG concept and how it fits into today's changing market, the importance of real-time monitoring, how data from the NRG can reduce unplanned machine downtime and concludes by ...
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Relays: Principle of Operation for Engineers
Description: High current switching technology Ledex-BLP-200 In the drive towards smart metering and control for domestic power supplies, the solenoid-operated power contactor is a key enabling technology. Utility ...
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White Paper: Key Considerations for Selecting An Arc-Flash Relay
From: Littelfuse, Inc.Description: This white paper informs specifying engineers, original equipment manufacturers, designers, and end users about the most important features in arc-flash relay technology so that they can select the ...
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Control System Basics - Sink vs. Source Control
From: Sealevel Systems, Inc.Description: In the second installment of this five-part series, Jon Titus explores the basic elements of a control system. ...
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Properly Selecting Solid State Relays
Description: Informative White Paper on how to properly select a Solid State Relay based upon: > Type of Load > Control Voltage > Load Amperage > Load Voltage > Ambient Temperature ...
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Control System Basics - Relays Explained
From: Sealevel Systems, Inc.Description: In the first installment of this five-part series, Jon Titus explores the basic elements of a control system. Check back next month for the 2nd installment. ...
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Application: Reed Relays for Isolation Measurement in E-Cars
Description: Hybrid and electric drivetrains in cars, trucks and two wheelers are introducing new, previously unknown challenges in the transportation industry. ...
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Application: Reed Relays for Photovoltaic Systems
Description: A photovoltaic system has to have excellent isolation. Without proper isolation, currents will flow off into the ground, which will not only cause a loss of power, but may also be very dangerous. ...
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Case Study: Littelfuse Arc-Flash Relay Saves Plant from Catastrophic Damage
From: Littelfuse, Inc.Description: Learn how one customer narrowly avoided nearly $1 million in damages and months of downtime. ...
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What Is Your Ideal Overload Relay?
Description: Choosing which relay to use for overload protection depends on the specific electric motor starter application. ...
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Latching & Form B Reed Relays And Sensors
Description: Reed relay and sensor training module. ...
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Reed Relay Vs. Solid-State & Mechanical Relays
Description: Table comparing reed relays with solid state and mechanical relays. ...
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Reed Relays Overview
Description: This presentation explores reed relay technology. ...
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RF Reed Relays Part I
Description: This presentation details RF characteristics and why reed relays work well as RF switches. ...
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RF Reed Relays Part II
Description: This presentation discusses reed relays for RF use. ...
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Switching Low Offset Voltage Reed Relays
Description: This presentation discusses the design and test of reed relays. ...
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The Reed Switch Used as a Reed Relay
Description: In a reed relay, the reed switch uses an electromagnetic coil for activation and is shown in its simplest form in Figure # 1. Reed relays require relatively little power to operate and are generally ...
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SME Capabilities & Solutions - Medical Applications
Description: The need for innovative ways to diagnose and treat human illness drives the demand for better medical systems and equipment. These new medical instruments and systems require suppliers of electronic ...
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SME Capabilities & Solutions - Miniaturization of Reed Switch, Sensors & Planar Transformers
Description: Doing more with less is the mantra of our era. Nowhere is this more apparent than in the drive towards miniaturization in the next generation of electronic components and systems. The push for smaller ...
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SME Capabilities & Solutions - SMT Reed Sensors & Relays
Description: In modern printed circuit board (PCB) manufacturing facilities surface mounting technology has become the dominant approach for component assemblies. Many of the new reed relays and reed sensors are ...
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SME Capabilities & Solutions - Why SME Reed Relays & Sensors
Description: To meet the current electronic manufacturing trends surface mountable reed sensors and reed relays offer a long list of exceptional features when designed and packaged for surfacing mounting on ...
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Application: Airline Video & Audio - Reed Relay
Description: Airliners around the world are bringing more services to the expanding number of flights occurring daily. The airlines compete with each other to convince, we the consumer, to fly on their airline. A ...
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Application: Airplane TVS - Reed Relay
Description: When test equipment is used to test discrete power semiconductors, the testers often require the application of high currents to properly test the semiconductor devices, such as, Transient Voltage ...
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Application: Alternative Energy - Reed Relays, Sensors, And Magnetics
Description: Standex-Meder Electronics, a leading manufacturer of precise, reliable, and longlasting sensors and magnetic components worldwide, provides a range of products for use in the Alternative Energy ...
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Application: Automated Test Equipment - Reed Relay
Description: When Test Equipment and Automatic Test Equipment (ATE) systems are used to test discrete semiconductors they often require a switching device that can carry high-pulsed currents that do not distort ...
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Application: E-car Isolation Measurement
Description: Hybrid and electric drivetrains in cars, trucks and two wheelers are introducing new, previously unknown challenges in the transportation industry. The 12V or 24V board net is now complemented with a ...
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Application: Electrosurgical Generators
Description: Approximately 95% of new, surgically equipped operating rooms use electronic scalpels. These electronic scalpels cut and instantly cauterize the area stopping any bleeding. This greatly helps doctors ...
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Application: Fast Oscilloscopes - Reed Relay
Description: Electronics based products play an indispensable role in our everyday world, even though we cannot see the waveforms and interaction within the product at the component level. However, in the typical ...
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Application: IC Testing - Reed Relay
Description: Humanity has changed dramatically as they carry out our daily endeavors, by the invention of the integrated circuit nearly 50 years ago. Whether we are checking the time on our wrist watch, making a ...
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Application: Instrumentation Grade Reed Relays
Description: Today's high tech electronic fields continue to prosper with innovative new products using finer and finer integrations that drive components smaller and smaller. Whether the electronic components are ...
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Application: Modular Instrumentation - Reed Relay
Description: Modular instrumentation has been around for the past 30 years, but continues to grow in popularity. The systems have become more functional with the ability to carry out multiple tasks in parallel. ...
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Application: Network Analyzers, RF - Reed Relay
Description: Network analyzers are widely used in the RF frequency realm, whether it is measuring the characteristics in the analog continuous wave high frequencies, or measuring the rise and fall times of fast ...
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Application: Portable Defibrillators - Reed Relay
Description: Every year many thousands of peoples' lives are saved having been resuscitated with a defibrillator after their heart had stopped beating. Many times this happens in a hospital environment. However, ...
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Application: RF Attenuators - Reed Relay
Description: Test equipment capable of use in RF evaluations will generally require attenuation circuits to help them evaluate various aspects of RF components and RF circuitry. These attenuators need a switching ...
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Application: RF Receivers - Reed Relay
Description: With the continuous worldwide threat of terrorism, most countries need to be monitoring all electronic communication on a 24/7 basis. Most of this is done with electronic receivers scanning all the RF ...
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Application: Solar/Photovoltaic Isolation Monitoring
Description: If the solar panels would absorb the energy that the sun releases in two minutes, they could provide the entire population on earth with electricity for one year. This, of course is unrealistic, ...
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Application: Surgical Operating Rooms Eliminate Instruments Left Behind - Reed Relay
Description: Every year billions of dollars are paid out for malpractice suits against practicing medical doctors. Most of these suits involve medical procedures or operations where a problem occurs during ...
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Application: Switching Performance PCB's Used In IC's - Reed Relay
Description: Chip makers use new performance boards for every new chip they develop. Since most integrated circuit/chip makers generally have large factories devoted to the testing of their chips. Hundreds of ...
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Automated Test Equipment -Reed Relays
Description: When test equipment and automatic test equipment (ATE) systems are used to test discrete semiconductors they often require a switching device that can carry high-pulsed currents that do not distort ...
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Photovoltaic Systems - Reed Relay
Description: A photovoltaic system has to have excellent isolation. Without proper isolation, currents will flow off into the ground, which will not only cause a loss of power, but may also be very dangerous. ...
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Reed Relays for Isolation measurement in E-Cars
Description: Hybrid and electric drivetrains in cars, trucks and two wheelers are introducing new, previously unknown challenges in the transportation industry. The 12V or 24V board net is now complemented with a ...
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Application: Reed Relays Carry Out Switching Functions in Performance Boards Used in Integrated Circuits
Description: Chip makers use new performance boards for every new chip they develop. Since most integrated circuit/chip makers generally have large factories devoted to the testing of their chips. ...
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Technical Paper: Reed Relay vs. Other Relays
Description: Reed Relay in Comparison with Solid-State and Mechanical Relay ...
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Application: Data Acquistion & Scanning Systems Use Reed Relays
Description: Transducers like thermocouples, output very small voltages, and many times are located in remote areas. Reed Relay's with only 0.2 picofarads across the open contacts offer that ability to maintain ...
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Application: Function PCB Testers Use Reed Relays
Description: Functional PCB testers are in some cases, up to 20 layers thick, requiring 1000s of test points for functional verification. Because of size restrictions, isolation, relatively fast acting and good RF ...
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Application: High End Multimeters Use Reed Relays
Description: Electronics and electronic systems, the need exists to be able to make voltage and current measurements covering several orders of magnitude, from nano-volts to kilovolts and from fempto-amps to amps. ...
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Application: Cable Testers Use High Voltage Reed Relays
Description: Testing these cable harnesses with high voltage from each wire to all other wires has been a proven approach to eliminate potential cable shorts. And applying high current through the wires has ...
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Application: High Voltage Reed Relays in Electrosurgical Generators
Description: Approximately 95% of new, surgically equipped operating rooms use electronic scalpels. These electronic scalpels cut and instantly cauterize the area stopping any bleeding. This greatly helps doctors ...
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Application: High Voltage Reed Relays in Portable Defebrillators
Description: When the defibrillator is activated, the paddles are placed on the person's chest, and then a high voltage/current pulse is applied across the heart with the intent to shock the heart back into ...
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Application: Reed Relays in Pulsed High Current Testing
Description: When testing discrete semiconductors, particularly power devices (Fets, mosfets, etc), high current testing is a very important factor. The high currents allow the designer to determine the integrity ...
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Application Note: Reed Relays Capable of Switching Low Micro-Volts Signals (.pdf)
Description: As electronic components continue their downward size spiral, their capabilities are ever increasing. Accompanying this, chip line widths are narrower than ever giving rise to unwanted small voltage ...
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Reed Sensors vs. Hall Effect Sensors (.pdf)
Description: Since their introduction several years ago, the Hall effect sensor has captured the imagination of design engineers. Generally, it was thought that if it's in solid state that it's a more reliable ...
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Technical Information for Handling Reed Relays (.pdf)
Description: Precautions for handling and packaging Reed Relays. ...
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Technical Paper: Handling and Load Precautions when using Reed Switches in various Sensor and Relay Applications (.pdf)
Description: Many users of Reed Switches for sensor and reed relay applications try to make the sensors and or relays themselves internally. Often however, they do not observe some basic precautions and preventive ...
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Tips For Selecting Relays
From: Magnecraft