50A66-123 Control Board,50A66-743 Furnace Control Circuit Board Compatible with Lennox, Replaceor Furnace Control Board 50A66-122, 50A66-123, 50A66-743,50A66-843, 69M15,23W51, 100925-03
5.0 (28 items)
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Product details
| Management number | 210110397 | Release Date | 2026/04/02 | List Price | US$50.00 | Model Number | 210110397 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
The 50A66-743 is an automatic interrupted ignition control that employs a microprocessor to continually monitor, analyze, and control the proper operation of the inducer and fan. Signals interpreted during continual surveillance of the thermostat and flame sensing element initiate automatic ignition, sensing of the flame, and system shutoff during normal operation.
- This board is a replacement of Numbers 100925-01, 100925-02, 100925-03, 17W92, 17W9201, 23W51, 23W5101, 30W25, 30W2501, 69M08, 69M0801, 69M15, 69M1501,50A66-122, 50A66-123, 50A66-843,50A66-743.
- The 50A66-743 is an automatic interrupted ignition control that employs a microprocessor to continually monitor, analyze, and control the proper operation of the inducer and fan. Signals interpreted during continual surveillance of the thermostat and flame sensing element initiate automatic ignition, sensing of the flame, and system shutoff during normal operation.
- 3 fan speeds.Remote flame sense,-40 to 176 deg F,5 to 93 percent relative humidity,1.5 A valve relay,6 A ignitor relay,2.2 FLA to 3.5 LRA inducer relay,14.5 FLA to 25 LRA circulator relay.
- Direct OEM replacements designed for high volume major brand controls.Models include PSC, Variable Speed and ECMx motor control.Diagnostic LED indicators streamline installation and system troubleshooting.120V air cleaner output and 120V humidifier output up to 1 Amp max.Factory standard safety timings and adjustable fan delay options.
- Note: to save yourself some hassle, please take a picture of the old one before removing it.,make sure getting the wires on the correct terminals.Please feel free to contact us if you have any questions about our products, your satisfaction would be our greatest motivation.
| Item Weight | 11.5 ounces |
|---|---|
| Part Number | 50A66-743 |
| Manufacturer | NEALMART |
| Item model number | 50A66-743 |
| Batteries Included | No |
| Batteries Required | No |
| Product Dimensions | 7.6 x 5.8 x 1.1 inches |
| Included Components | control board |
| Warranty Description | 6 months |
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