Overtemp Switch 90 Degrees – Suits Braemar Auto HX OT1 Units (SY621838)

Overtemp Switch 90 Degrees – Suits Braemar Auto HX OT1 Units (SY621838)

This aftermarket 90°C over‑temperature switch is designed to suit Braemar Auto HX OT1 heaters. The Normally Closed (NC) thermostat opens at 90°C to interrupt the safety circuit and protect the heater from overheating. It provides reliable thermal cut‑out performance as a replacement for the original Seeley component found in Braemar units.

Features:

• Suits Braemar Auto HX OT1 units
• Normally Closed (NC) – opens at 90°C
• 90°C automatic over‑temperature cut‑out
• Replacement for Seeley PN 621838
• Provides reliable protection in the heater’s safety chain