Description
The Marley Engineered Products 410169001 is an automatic-reset limit switch engineered to provide reliable over-temperature protection for electric heaters and heating equipment. Designed to trip within a 175–225°F operating range, this limit switch monitors heat levels and automatically interrupts the circuit when temperatures exceed safe thresholds — then resets once conditions return to normal, minimizing downtime and service calls.
Key Features
- Auto-reset operation — automatically restores circuit once safe temperatures are reached
- 175–225°F trip range for precise over-temperature protection
- OEM replacement part designed for Marley Engineered Products electric heating equipment
- Protects heating elements and internal components from thermal damage
- Reliable bimetal or disc-type sensing mechanism for consistent performance
- Direct drop-in replacement for simplified installation
Application
This limit switch is a critical safety component used in Marley electric unit heaters, wall heaters, and related heating appliances. It prevents overheating conditions that could result in equipment damage or safety hazards, making it an essential part for maintenance, repair, and OEM replacement applications.
Product Specifications
- SKU: 410169001
- Brand: Marley Engineered Products
- Type: Auto-Reset Limit Switch
- Temperature Range: 175–225°F
- Reset Type: Automatic







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