Announcements

Hengda Electronic Factory has promoted these products / services:

Hengda Electronic Factory - toroidal transformer/radio & television amplifier

Model: HDB-30 Power:30VA
Input voltage: 220V red Output voltage: 12V yellow
Frequency: 50Hz Application:radio and television amplifier
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, C (read more)

Hengda Electronic Factory - HDB-100 Toroidal Isolation Transformer

Toroidal isolation transformer 220V/24V for LED lamp. High cost performance, safe and reliable, small volume, light weight, high efficiency, low magnetic leakage. (read more)

Hengda Electronic Factory - PCB Transformer Encapsulated EI Pin Bobbin

•Compact, easy to be installed on PCB.
•Excellent Anti-combustable Bobbin.
•100% QC before shipment. (read more)

Hengda Electronic Factory - Aluminium Toroidal Transformer
  • HengDa AluminiumToroidal Transformer Low Price High Quality Price Down By 20%
  • 99% OF CUSTOMERS FACING
  • Huge Cost by Copper cost
  • Failure to ship led by a Long Lead-time
  • Poor Warranty
(read more)
Hengda Electronic Factory - Toroidal aluminum transforme/for stepper motor

Model: HDB-360-2L Power: 360VA
Input voltage: 220V red Output voltage: 48V green
Frequency: 50/60Hz Application:stepper motor
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, China (read more)

Hengda Electronic Factory - toroidal transformer | Miniature 220V/12V

for radio and television amplifier

Model: HDB-30 Power:30VA
Input voltage: 220V red Output voltage: 12V yellow
Frequency: 50Hz Application:radio and television amplifier
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, C (read more)

Hengda Electronic Factory - Toroidal Core for Transformer

Wound by crgo (cold rolled grain oriented silicon) sheet thickness 0.23mm (power loss 0.85w/kg), 0.27mm (power loss 1.0-1.2w/kg ), 0.3mm (power loss 1.5w/kg), 0.35mm (power loss 2w/kg), 50hz, 60hz, 400hz (read more)

Hengda Electronic Factory - high efficient toroidal transformer

600VA 220v to 110v aluminum transformer

Model: HDB-600-2L Power: 600VA
Input voltage: 220V red Output voltage: 110V yellow
Frequency: 50/60Hz Application: security isolation
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, China (read more)

Hengda Electronic Factory - Toroidal audio transformer

Toroidal audio transformer 250va Anti-interference isolation transformer can be customized

Model: HDV-250 Power: 250VA
Input voltage: 220V red Output : On-demand customization
Frequency: 50/60Hz Application: Amplifier and audio
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, Chi (read more)

Hengda Electronic Factory - high efficient toroidal transformer/aluminum

Model: HDB-600-2L Power: 600VA
Input voltage: 220V red Output voltage: 110V yellow
Frequency: 50/60Hz Application: security isolation
Brand Name: HENGNIU ODM&OEM: accept
Place of Origin: Sichuan, China (read more)

Hengda Electronic Factory - HDB-10E Low-frequency EI Transformer

Low-frequency EI transformer 220V/12V. Square single-phase power transformer, can be customized. (read more)

Hengda Electronic Factory - Inrush Current Limiter

•To prevents Circuit Breaker from trip unexpectedly impacted by a strong inrush current.
•To protect the transformer at the time of start.
•To protect the Isolated Toroidal transformer for Ground/Wall Heater.
•To protect the Motor at the time of start.
•Good for Motor, Air Conditioner, Washing Machine, Refrigerator. (read more)

Hengda Electronic Factory - Pin PCB Toroidal Transformer Encapsulated Ring

1.Self-made toroidal core with very low Power Loss not more than 0.9W/Kg at P1.5/50, Compact, Small size, High efficiency and low temperature rise.
2.easy to be installed on PCB.
3.100% QC before shipment. (read more)

Hengda Electronic Factory - Hi-fi Audio Transformer / Powerful Noise Absorbber

Compared with average quality transformer, the HDV-GO series Hi-fi transformer can reduce the EMI (electromagnetic interference) and EMN (electromagnetic noise) over 95%, which is audiophile's favorite transformer. (read more)

Hengda Electronic Factory - HBK-200 Control Transformer

BK toroidal transformer 200va 380v to 220v. Single-phase control transformer; can be customized. (read more)

Hengda Electronic Factory - HDV-250 Toroidal Audio Transformer

Toroidal audio transformer 250va. Anti-interference isolation transformer; can be customized. (read more)

Hengda Electronic Factory - GO-Ⅲ-1000 Encapsulated Transformer

Encapsulated transformer 1000va. Iron-clad, moisture-proof toroidal transformer for mining. (read more)

Hengda Electronic Factory - Low Voltage Safety Isolation Power Supply

Low Voltage Safety Isolation Power Supply Mainly for Carbon Fiber/Graphene Heater
•Inrush Current Limiter Installed to Prevent Air Switch from Trip Unexpectedly
•Indoor Application for Ground Heater, Wall Heater and other Newly developed Heaters etc.
•Easy to Install, Nice Appearance, Well Work for 20 Years (read more)

Hengda Electronic Factory - Power amplifier toroidal transformer

Power amplifier toroidal transformer 500VA iron case filling transformer Parameter customizable

Model: HDV-500-GO Power: 500VA
Input voltage: 220V red Frequency: 50/60Hz
Output: 30V+30V blue green 12V+12V yellow gry
ODM&OEM: accept Place of Origin:Sichuan, China
Application:Amplifier and audio equipment (read more)