Description
The Marley Engineered Products 4520-2052-000 is a 240°C thermal cutoff designed to provide critical over-temperature protection in electric heating equipment. This one-time-use safety device opens the circuit irreversibly when temperatures reach the rated 240°C threshold, preventing damage to heating elements, wiring, and surrounding components.
Product Overview
Thermal cutoffs are essential safety components in electric baseboard heaters, unit heaters, and other Marley Engineered Products heating equipment. When the operating temperature exceeds safe limits, the thermal cutoff permanently interrupts the electrical circuit, protecting both the equipment and the surrounding environment from fire or heat damage. Once triggered, the device must be replaced — it is not resettable.
Key Features
- 240°C (464°F) rated thermal cutoff temperature for precise over-temperature protection
- One-time, non-resettable safety device for reliable fault protection
- Genuine Marley Engineered Products OEM replacement part (SKU: 4520-2052-000)
- Designed for use in Marley electric heating equipment and compatible systems
- Permanently interrupts circuit upon activation to prevent equipment damage or fire hazard
Application
This thermal cutoff is a direct OEM replacement for compatible Marley Engineered Products electric heaters. Always replace with the correct rated thermal cutoff to ensure proper equipment protection and compliance with manufacturer specifications.
Installation Notes
- Disconnect all power before servicing heating equipment
- Replace only with the same rated thermal cutoff — do not substitute with a different temperature rating
- Verify the root cause of over-temperature condition before returning equipment to service
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