S1-025-30861-000 York / Coleman L175F-30, 3" limit switch OEM 1 year warranty

🔧 S1‑025‑30861‑000 York / Coleman L175F‑30, 3" Limit Switch

OEM replacement • 1‑year warranty

⭐ Product Overview

The S1‑025‑30861‑000 is an OEM L175F‑30 limit switch used in a wide range of York and Coleman furnaces. This temperature‑sensing safety control opens at 175°F with a 30°F differential, helping protect the heat exchanger from overheating and ensuring safe, reliable furnace operation.

Designed with a 3-inch mounting plate, this switch installs easily in place of the original part and maintains factory‑specified performance.

🛠️ Key Features

• OEM York/Coleman replacement part

• Opens at 175°F, closes at 145°F (L175‑30)

• 3" mounting plate for direct fit

• Helps prevent overheating and short‑cycling

• Durable construction for long service life

• Back plate measures 2‑5/16" × 1/2" (per your product page)

• Backed by a 1‑year warranty

🔄 Replaces / Also Known As

• L175‑30F

• OEM S1‑025‑30861‑000

• Commonly referenced as a Coleman 3" limit switch

📦 Common Applications

• York and Coleman furnaces using a 175°F limit

• Mobile home and manufactured housing heating systems

• Routine maintenance, safety repairs, and heat exchanger protection

🧰 Why Technicians Choose This Limit

This switch delivers the reliability techs expect from an OEM safety control. Its accurate temperature response and direct‑fit design make it a trusted choice for restoring proper furnace operation and preventing nuisance shutdowns.

L175-30F Coleman 3" limit switch. Back plate measures 2-5/16" x 1/2". Also known as part number S1-02530861000 & 36T01B3-44691. 
For use with BPGM (036-060), DAYA (036-060) & DAYH (036).