Ensure reliable system safety and control with the Lennox 51W15 (102317-01) Interlock Switch. Designed for use in select Lennox HVAC systems, this OEM replacement switch plays a critical role in preventing unsafe operation by cutting power when access panels are removed. Engineered for precise performance, the 51W15 switch helps maintain system integrity and ensures compliance with safety standards. Whether you're performing maintenance or replacing a faulty switch, this genuine Lennox part offers the fit and reliability professionals trust.

Key Features:

Enhances safety by interrupting power when panels are open

Durable construction for dependable operation

Compatible with select Lennox systems

Ideal for contractors and HVAC technicians seeking a dependable interlock switch for system protection.

Need help verifying system compatibility? Contact our support team for expert assistance.