Variable Voltage Versatility: Auto-sensing or jumper-configurable for 120V or 240V power supplies

It utilizes a 48-inch capillary with a robust stainless steel bulb to provide accurate thermal sensing even in corrosive conditions

Optimized Airflow: Engineered to provide the precise static pressure required to activate the vacuum signal for the pressure switch

we strongly recommend verifying the specific Lennox part number in your unit’s service manual before installation

Advanced Distributor Products 76716700 Limit Switch 319848-301 Variable Voltage Versatility: Auto-sensing orThe Advanced Distributor Products 76716700 Limit Switch is a high performance L210 30F thermal safety control designed to protect HVAC systems from hazardous overheating. Engineered as a direct OEM replacement limit switch, this snap action disc sensor features specific temperature calibration, opening at 210F to break the electrical circuit and closing once the system cools by 30F (at 180F). Frequently utilized in ADP evaporator coils, unit heaters,