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CARRIER HH57ZC003 Enthalpy Switch - Replacement HVACR Controls, Switches & Thermostats
CARRIERReplacement HVACR Controls, Switches & Thermostats

CARRIER HH57ZC003 Enthalpy Switch

CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Enthalpy Switch.

SKU 3G-OTH-84498

Brand
CARRIER
Item
HH57ZC003 Enthalpy Switch
Category
Replacement HVACR Controls, Switches & Thermostats
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CARRIER
Manufacturer Part Number
HH57ZC003
Product Type
Enthalpy Switch

Technical Documents

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CARRIER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Enthalpy Switch.

Frequently Asked Questions

What is the CARRIER HH57ZC003 enthalpy switch used for?

The CARRIER HH57ZC003 enthalpy switch is used in HVAC systems to monitor outdoor air enthalpy and control economizer operation. It helps optimize energy efficiency by preventing unnecessary cooling when outside air humidity or temperature is too high.

What are the specifications of the CARRIER HH57ZC003 enthalpy switch?

The CARRIER HH57ZC003 is an enthalpy switch with manufacturer part number HH57ZC003. It is a replacement HVACR control component designed for economizer applications. For detailed electrical ratings or temperature ranges, consult the product datasheet or contact 3G Electric.

Where to buy the CARRIER HH57ZC003 enthalpy switch worldwide?

You can source the CARRIER HH57ZC003 enthalpy switch worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the CARRIER HH57ZC003 enthalpy switch?

Install the CARRIER HH57ZC003 enthalpy switch by mounting it in the outdoor air intake of the HVAC economizer. Follow standard wiring practices per the unit’s schematic. Ensure proper sealing to prevent air leakage. Always disconnect power before installation and consult a qualified technician.

Used in

Common applications for CARRIER
Commercial rooftop HVAC maintenance — Carrier heat exchanger kit 48GS660004 for replacing failed heat exchangers in packaged units.
Refrigeration system servicing — Carrier synthetic oil P903-2301 for lubricating compressors in HFC-based commercial refrigeration.
HVAC control system repair — Carrier blower control board HH84AA017 for restoring fan operation in air handlers.
Gas furnace safety inspection — Carrier rollout switch HH18HA449 for replacing faulty safety switches in heating systems.
Condenser unit overhaul — Carrier condenser fan blade 30GX660017 for replacing damaged blades in outdoor condensing units.
Compressor protection — Carrier crankcase heater HT31AZ121 for preventing liquid slugging in compressors during off-cycles.

CARRIER Products

3G Electric supplies CARRIER replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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