Lennox 71W44 Limit Switch L145-30F Corded Electric (Pack 1) 102857-04

Product Description

Lennox 71W44 is an OEM limit switch (model L145-30F) for Lennox HVAC equipment, serving as a high-limit control to interrupt operation at high temperatures. The device actuates at 145°F and resets at 115°F. It is sold as a single unit and has an overall length of 5 inches. Intended for use in furnace and HVAC safety control circuits.

• Opens (actuates) at 145°F and resets (closes) at 115°F for high-limit temperature control
• Model L145-30F / part 71W44 (replacement part number 102857-04); STILT limit control design with 5 in overall length and left orientation
• Sold as a single OEM replacement unit; item weight approximately 0.8 ounces; wired electrical connection (no batteries required)

Product Highlights

OEM Lennox limit switch L145-30F (71W44) — opens at 145°F, resets at 115°F; 5 in overall length; single-unit replacement (102857-04).

Product Information

Standard Information

• Brand: LENNOX
• Manufacturer Part Number: 71W44
• Country of Origin: Mexico

Technical Specifications

• Brand: Lennox
• MPN: 71W44
• Manufacturer: Lennox
• Model: L145-30F
• Alternate Part Number: 102857-04
• Product Type: Limit Switch / Limit Control (STILT)
• Temperature Rating: Opens (actuates) at 145°F; Resets (closes) at 115°F
• Function: High-limit safety control; interrupts system operation at over-temperature
• Orientation: Left
• Overall Length: 5 in
• Item Weight: 0.05 lb (0.8 oz)
• Package Quantity: 1
• Power Source: Wired (electrical connection) - typically a hardwired switch with lead wires
• Batteries Included: No
• Batteries Required: No
• Category: HVAC Controls / HVACR Service Parts
• Country of Origin: Mexico
• Fits / Equivalent Models: References L145-30F and equivalents for Lennox, Ducane, Armstrong; verify unit model and service literature for fitment