231630 Suburban limit switch L175F 

Product Description

The Suburban 231630 Limit Switch (L175°F) is an OEM‑style high‑temperature safety switch used in Suburban RV furnaces, especially on units with serial numbers below 921403895 . This auto‑reset switch opens the circuit when the furnace reaches its 175°F temperature limit, preventing overheating and protecting the heat exchanger and internal components.

Its compact design and standard spade‑terminal connections allow quick, direct installation. Built for reliability in RV heating environments, this switch restores proper safety‑limit operation and ensures the furnace shuts down safely if temperatures rise beyond specification.

Key Features

• OEM‑style Suburban furnace limit switch

• Temperature rating: L175°F

• Auto‑reset high‑limit safety control

• Protects furnace from overheating and heat‑exchanger damage

• Standard spade‑terminal connections for fast installation

• Compatible with Suburban RV furnaces, especially older serial ranges

• Durable construction for RV heating environments

Common Applications

• Suburban RV furnaces requiring L175°F limit

• Overheat protection circuits

• Furnace safety‑limit replacement and maintenance