The Lennox 84W26 (103320-01) Control-Limit is a temperature-sensitive safety switch designed to shut down the heating system if internal temperatures exceed 230°F, protecting components from heat-related damage. This OEM high-limit switch is built to precise Lennox specifications, ensuring reliable performance and compatibility in residential and light commercial HVAC systems.Specifications:

• Part Number: 84W26
• Manufacturer Number: 103320-01
• Function: High-temperature limit switch
• Temperature Rating: Opens at 230°F
• Reset Type: Manual reset not required (automatic reset)
• Switch Type: SPST (Single Pole, Single Throw)
• Mounting: Surface mount with two mounting holes
• Terminals: 1/4" quick-connect male spade terminals
• Body Style: Round disc-style thermostat
• Voltage Rating: 120/240V AC
• Amperage Rating: Typically 10A resistive (verify per model)
• Application: Over-temperature protection in Lennox furnaces and air handlers
• Operating Position: Horizontal or vertical (based on unit design)

Features:

• Protects heat exchangers and internal components from overheating
• Fast response time and reliable cycling
• Direct replacement for specific Lennox OEM models
• UL Recognized for safety and performance

Ensure compatibility by verifying with your unit’s model and serial number.Available now at Beenimax – your source for genuine Lennox HVAC replacement parts.