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type: product
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stock_number: "75407-7"
canonical_url: "https://www.artisantg.com/75407-7/Carrier-HN65CT003B"
json_url: "https://www.artisantg.com/75407-7/Carrier-HN65CT003B.json"
generated_at: "2026-11-07T12:14:48.183Z"
last_updated: "2026-11-02T19:05:40.413-06:00"
---

# Carrier HN65CT003B Control Board

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: Carrier
- Model: HN65CT003B
- Condition: New From Surplus Stock
- Price: $215.00 USD
- Availability: In stock, 1 available
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 0.8 lb, estimated
- Shipping dimensions: 8X8X3 in, estimated

## Categories

- Industrial Systems Equipment > PLCs and Controllers > Controllers (primary)

## Details

The back of this unit's PCB is conformal coated.

### Includes

- Wire, Red, #18GA/with Piggyback Connector, Length: 34 in.
- Wire, Black, #18GA/with Piggyback Connector, Length: 34 in.
- Wire, Orange, #18GA/with Piggyback Connector, Length: 34 in.

Part Number: 296-101, LR50808, 296-83-106A, 3730A316, 040-0131-00

## Function

Central control board for HVAC equipment that executes system control logic, processes thermostat and sensor inputs, and outputs drive signals to relays/actuators for compressor, blower, heating, and outdoor valve control. Provides a pre-wired harness for power and signal distribution (34 inch leads with red, black, and orange conductors) and supports safety interlocks, fault indication, and coordinated sequencing of stage operations.

## Images

- <https://www.artisantg.com/itemimages/carrier_hn65ct003b_view1_2026929105810.jpg>
- <https://www.artisantg.com/itemimages/carrier_hn65ct003b_view2_2026929105810.jpg>
- <https://www.artisantg.com/itemimages/carrier_hn65ct003b_view3_2026929105810.jpg>
- <https://www.artisantg.com/itemimages/carrier_hn65ct003b_view4_2026929105810.jpg>
- <https://www.artisantg.com/itemimages/carrier_hn65ct003b_view5_2026929105810.jpg>
