White-Rodgers 3L09-11 Heating Limit ControlThe White Rodgers 3L09 11 Heating Limit Control is a reliable, board mount limit switch designed to protect heating systems with precise temperature control. Built around a Therm O Disc Type 36T in Style 612719 and featuring a 1 2 inch bimetal disc, this unit delivers consistent open close temperatures for safer operation and easy panel integration. Key specifications include voltage ratings of 120 240 277 VAC (resistive) and 120 240 VAC (inductive),

Its flame sense can work with single or dual rod configurations

Designed for straightforward compatibility with existing Prestige 2 Wire IAQ systems

commercial-grade accessories

Drive: Direct

and a tight electrical seal for safe furnace performance

This compact unit uses a right angled bracket mounting and offers a 60° rotation

while UL and CSA listings certify safety and compliance

the final burner assembly delivers consistent burner operation and peak performance

This intermittent pilot burner delivers reliable startup for Solution Boiler systems and is compatible with CB 45 to 260 models

SPDT output for simple integration with relays and controllers

Quiet operation to minimize startup noise in HVAC systems

Inlets/Tap: 1/4 in pressure tap