Modine 58049 Limit Switch L145F Btc Ptc Series

Product Description

The MODINE 58049 is an OEM-style limit switch rated at L145F, designed for use in Modine unit heaters and heating systems. A limit switch is a thermal safety device that monitors heat exchanger temperature and shuts down the burner circuit if the unit overheats, protecting the equipment and the structure it serves. This part carries the alternative part number 5H0807460001 and is cross-referenced as OEM 36TX16 7376. It is installed by licensed HVAC technicians servicing commercial and industrial heating equipment.

This limit switch is intended for use in Modine BTC and PTC series unit heaters. Compatible models include BTC215, BTC260, BTC310, PTC55, PTC65, PTC85, PTC110, PTC135, PTC155, PTC156, PTC180, PTC215, PTC260, and PTC310. These unit heaters are commonly found in warehouses, garages, workshops, and light commercial spaces where gas-fired suspended heating is used.

Key Features

• L145F thermal limit rating for overheat protection
• Direct OEM replacement for Modine BTC and PTC series unit heaters
• Cross-references to part numbers 5H0807460001 and OEM 36TX16 7376
• Serves as a critical safety device in the burner control circuit
• Fits a wide range of Modine unit heater capacities within the BTC and PTC families

Compatibility

Compatible with Modine BTC215, BTC260, BTC310, PTC55, PTC65, PTC85, PTC110, PTC135, PTC155, PTC156, PTC180, PTC215, PTC260, and PTC310 unit heaters. Also referenced under part numbers 5H0807460001 and OEM 36TX16 7376.

Installation Notes

Limit switch replacement should be performed by a licensed HVAC technician. Before servicing, shut off gas supply and disconnect electrical power to the unit heater at the disconnect switch. Inspect the heat exchanger for signs of overheating or damage before installing the new switch. Work should comply with applicable local mechanical codes and the manufacturer service documentation for the specific unit model.

Technical Specifications

• Limit Switch Rating: L145F
• Alternative Part Number: 5H0807460001
• OEM Cross-Reference: 36TX16 7376

Standard Information

• Brand: MODINE
• Manufacturer Part Number: 58049