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Chuangyu’s export division specializes in supplying spare parts for major refrigeration and cooling equipment brands. Whether you require chiller components, HVAC parts, compressors, fan motors, pumps, valves, control boards, flow sensors, screw chiller oil, or oil filters to restore equipment operation, we make sourcing them easy—just a phone call or email away.

CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board

CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board
Brand:CARR*IER
Name:Expansion Valve Drive Board
Model:HK50MC00421
Stock:In Stock
Customized:OEM/ODM
Min. Order: 1 pcs
Package: Original packaging / Customized packaging
Application:Specially designed for Carrier 30GTN air-cooled twin screw chillers. Genuine OEM EXV control spare part for commercial HVAC chiller maintenance.
+8617837317879
8617837317879
amelia@chillerpartsupply.com
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Product Introducion

  • The original control algorithm is compatible with the 30GTN ComfortLink control platform.

  • Built-in hardware short-circuit protection reduces the risk of permanent damage to the circuit board due to incorrect wiring.

  • The plug-in terminal design allows for easy maintenance and replacement without having to cut the wiring harness.

  • It has a complete fault recording function, shortening the troubleshooting cycle of the refrigeration circuit.

  • It effectively prevents liquid backflow and liquid strike faults in the screw compressor.

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Product Parameters

ItemTechnical Parameter
Full Part CodeHK50MC00421 (Marked: HK50MC004-21)
Module TypeEXV Electronic Expansion Valve Stepping Driver Board
Operating Power24VDC
Drive Output4-phase stepping motor signal for EXV valve
Signal AcquisitionDual-channel NTC temperature sensor input
CommunicationInternal dedicated serial bus with HK50AA029 mainboard
Onboard IndicatorsPower, Communication, Run, Fault LED status lights
PCB TreatmentConformal coated anti-humidity & dust-proof circuit board
Operating Ambient Temp-5℃ ~ +50℃
Protection ClassIP30 mechanical room electrical cabinet installation
Dimension204mm × 136mm PCB assembly
Replacement ReminderPerform EXV auto-calibration after installation and verify serial communication
Applicable UnitsCarrier 30GTN air-cooled twin screw chillers


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CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board

CARR*IER HK50MC00421

CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board

CARR*IER HK50MC00421

CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board

CARR*IER HK50MC00421

CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board

CARR*IER HK50MC00421


Keywords for CARR*IER Control Board:

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CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board


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We offer technical support including refrigeration parts parameter matching, model selection and installation guidance. We help customers quickly solve problems of parts adaptation and system commissioning to avoid equipment failures caused by wrong selection.


CARR*IER HK50MC00421 EXV Electronic Expansion Valve Drive Board



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FAQ

A:

Normally needs 5-7working days. If quantity is large or need to customize, please confirm with us before order.

A:

Please send us the model number of the product you need. We will generate an online order and it will be sent to your address via courier service at that time.

A:

All of our products are guaranteed to be genuine and original. Before leaving the factory, we conduct detailed inspections on each product.

A:

Telegraphic Transfer(T/T); Letter of Credit(L/C); Paypal,Alipay,Alibaba Online

A:

By Sea: Suitable for large volume. Cheap and safe, but slow.
By Air: Suitable for urgent order. More safe and fast.
By Express: Such as DHL, TNT, Fedex, UPS...Customs clearance included and sent to door, very convenient.

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