Description
Product Summary
The Supco SHL501 Gas Furnace Limit Thermostat L170-40 is a professional-grade replacement part from Supco (Sealed Unit Parts Co.), a trusted name in HVAC/R and appliance parts since 1945. The SHL series of 1/2" bimetal temperature controls offers proven reliability in a compact, versatile, cost-effective design.
Limit switches and temperature controls (snap-disc thermostats) protect furnaces, air handlers, and appliances from overheating and control fans and heaters by temperature. This group includes automatic and manual-reset limits, rollout switches, thermal cutoffs, fan controls, plenum limits, and defrost terminators. Always replace with the same open/close temperature ratings and mounting style.
Key Features
- 36T Electrical Ratings
- CSA approved
- Direct OEM replacements
- Economical
- L170-40 SPST
- See Downloads section for electrical ratings (Application sheet 001)
- UL® recognized
- WARNING: Prop 65 info
Specifications
| Brand | Supco |
|---|---|
| Part Number | SHL501 |
| Part Type | Limit Switch / Temperature Control |
| Open (°F) | 170°F |
| Close ( °F) | 130 °F |
| Board Width | 1.88" |
| Board Height | 2.8" |
| Insertion Length | 3.12" |
| Resistive Amps @120V | 15A |
| Resistive Amps @240V | 10A |
Cross Reference
The Supco SHL501 is a direct replacement for the following OEM and competitor part numbers. Always verify ratings and fit against the original part before installing.
| Replaces Part # | Manufacturer | Description |
|---|---|---|
| P331-2203 | Bryant® | |
| HH12ZA176A | Bryant® | |
| HH12ZA174A | Bryant® | |
| 47-21711-06 | Rheem® | |
| 025-29041-007 | York® | |
| PHL501 | Diversitech® |
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What's Included
- (1) Supco SHL501 Gas Furnace Limit Thermostat L170-40
Safety: Always disconnect power and follow lockout/tagout procedures before servicing electrical components. Installation should be performed by a qualified technician.
