FUJIKOKI Expansion Valve 17F04390A/B/K Coil DC12V HQ-12R 306R for Hitachi Hisense York VRF
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FUJIKOKI DC12V Electronic Expansion Valve Coil 17F04390A / 17F04390B / 17F04390K, direct replacement spare part for Hitachi VRF multi-split central air conditioning units, controls refrigerant flow via driving electronic expansion valves, updated design replaces legacy discontinued coils.
This product is 17F04390A / 17F04390B / 17F04390K DC12V electronic expansion valve coil designed for Hitachi VRF multi-split central air conditioning units.
It acts as the electromagnetic drive component for the electronic expansion valve. It solves the problem of failing to actuate the expansion valve when the original coil burns out or malfunctions, which leads to abnormal refrigerant flow, air conditioner fault codes, poor cooling/heating performance, or complete unit shutdown.
Product Information
| Item | Details |
|---|---|
| Product Name | Electronic Expansion Valve Coil |
| Compatible Model Series | 17F04390A, 17F04390B, 17F04390K |
| Operating Voltage | DC12V |
| Applicable Equipment | Hitachi VRF Multi-split Central Air Conditioner |
| Function | Electromagnetic driver to open/close electronic expansion valve, regulate refrigerant flow |
| Compatibility Note | New revised coil version; directly interchangeable to replace discontinued older generation coils |
Product Features
- DC12V standard operating voltage matching original Hitachi VRF control circuit
- Direct plug-and-play replacement; no extra wiring modification required
- Fully compatible with 17F04390A / 17F04390B / 17F04390K original specifications
- Updated new generation design to replace phased-out legacy coils
- Stable electromagnetic output for precise refrigerant flow adjustment
- Manufactured to match OEM dimensional and electrical standards for seamless installation
Target Users & Specific Application Scenarios
- HVAC service technicians: During on-site breakdown repair of faulty Hitachi multi-split air conditioners showing expansion valve related error codes.
- Commercial property maintenance teams: Routine maintenance and component replacement for office building Hitachi VRF air conditioning systems.
- Air conditioning project contractors: Spare part stock for newly finished Hitachi central air conditioning installation projects for post-warranty service.
- Residential luxury home HVAC maintenance: Repair of household Hitachi multi-split central air conditioning suffering from weak cooling/heating caused by failed valve coils.
- HVAC spare parts wholesalers: Stocking interchangeable coils to supply local refrigeration and air conditioning repair shops.
Additional information
| Weight | 2.1 kg |
|---|---|
| Dimensions | 16 × 60 × 15 cm |
| Option | 17F04390A, 17F04390B, 17F04390K |
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