Connection Head -- 300 Series
from Pyromation, Inc.

The thermocouple and RTD connection heads listed below meet NEMA 4 requirements for indoor or outdoor non-hazardous use to provide protection against dust, rain, splashing and hose directed water. The 300 series heads include a compressed graphite material gasket that provides high chemical... [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: None (No Terminal Block) (optional feature); Single Element Terminal Block (optional feature); Multi Element Terminal Block (optional feature)
  • Temperature Sensor Accepted: Thermocouple; RTD
  • Materials: Cast Iron (optional feature); Aluminum (optional feature)
Temperature Sensors Bakelite Series
from Tempco Electric Heater Corporation

Features: Lightweight. Non-combustible, Acid and Alkali resistant body. Maximum service temperature of 662 ºF (350 ºC). Plated chain attaches cover to body. Body is "O" Ring gasketed. Available in Single (2 wire) or Duplex (4 wire). Has grommeted conduit entry for lead wire or flexible... [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: Single Element Terminal Block (optional feature); Multi Element Terminal Block (optional feature)
  • Temperature Sensor Accepted: Thermocouple
  • Materials: Bakelite
Connection Heads
from Thermometrics Corporation

Thermometrics offers a multitude of sensor accessories including connection heads and explosion proof heads [See More]

  • Head Type: Screw Cap & Chain (optional feature); Hinged, Latching Closure (optional feature); Bolted Cover (optional feature)
  • Features: Explosion-proof (optional feature)
  • Temperature Sensor Accepted: Thermocouple
Explosion Proof Aluminum - Connection Head Code 7 -- 7
from Ultra Electronics formerly Weed Instrument Company

Meets NEMA 4, 4X and FM/CSA Certification: Class I, Div. I, Groups B, C & D and Class II, Div. I, Groups E, F & G requirements, corrosion resistant coating is standard. Standard style instrument connection head suitable for temperature sensor assemblies. Connection head supplied with... [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: Single Element Terminal Block
  • Temperature Sensor Accepted: Thermocouple; RTD
  • Materials: Aluminum
R420 Series
from Temperature Specialists, Inc.

Platinum wire wound Resistance Temperature Detectors (RTD) construction consists of very fine high purity Platinum wire wound onto a ceramic core and then hermetically sealed with a glassed coating. The wire used is 99.99% pure platinum which gives excellent mechanical and electrical stability,... [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: Single Element Terminal Block
  • Temperature Sensor Accepted: Thermocouple
  • Materials: Stainless Steel (optional feature); Inconel 600
11001-3-A
from Thermocouple Technology, Inc.

Heavy duty, weatherproof, screw cover w/chain [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: None (No Terminal Block)
  • Temperature Sensor Accepted: Thermocouple
  • Materials: Aluminum
Thermocouple -- Connection Head (Style AR)
from Watlow®

Watlow provides more than 80 years of manufacturing, research and quality for your temperature sensing needs. A tremendous stock of general application, mineral insulated, base and noble metal thermocouples are available. Hundreds of thermocouples are available as part of our Rapid Ship sensor... [See More]

  • Head Type: Screw Cap & Chain
  • Terminal Block: None (No Terminal Block)
  • Temperature Sensor Accepted: Thermocouple
  • Materials: Stainless Steel; Alloy 600