York Parts S1-02527747016 Gas Furnace Limit Rollout ControlGas Furnace Limit Rollout Control helps protect your heating system by interrupting gas flow whenever a rollout condition is detected. The York Parts S1 02527747016 version of this limit rollout control is designed for use with PT8 2 Stage Downflow Horizontal Natural Gas Furnaces, delivering reliable safety in a compact form. This unit features a manual close design for controlled resets and straightforward maintenance. Its 320F (Open) temperature

it features a red brass body with a stainless steel stem and seat

Plated steel construction for corrosion resistance

Nickel-plated bronze body and EPDM seat for durability and seal integrity

tool-friendly fit that minimizes downtime during replacement

Nordyne 621931R relay is a reliable replacement part designed for Nordyne HVAC systems

reliable pressure control across RV111 and 210G systems

Easy to install with minimal tools

Vertical/upright mounting compatibility for flexible installation

Its standard 0

and A-4000-6001

Four-port pneumatic manual switch

this switch combines compact construction with durable materials to resist wear in busy equipment rooms and dusty ducts