Limit Control Switch Replacement for Honeywell L4064B2236 – NBK-20803

Limit Control Switch Replacement for Honeywell L4064B2236 – NBK-20803 The NBK-20803 Limit Control Switch is a direct replacement for Honeywell L4064B2236. This control switch helps regulate system temperature and provides critical safety protection by opening or closing circuits at designated temperature settings. Commonly used in furnaces, boilers, and HVAC systems, this limit control helps prevent overheating and ensures proper blower and burner operation. Key Features Direct Replacement: Compatible with Honeywell L4064B2236 Temperature Regulation: Monitors and controls system temperature Safety Protection: Helps prevent overheating conditions HVAC Application: Suitable for furnaces and heating systems Durable Construction: Built for reliable long-term performance Specifications SKU: 20803 Category: HVAC, Miscellaneous OEM Brand: Honeywell Replaces OEM: L4064B2236 Direct Replacement For Honeywell: L4064B2236 Why Choose NBK-20803? The NBK-20803 Limit Control Switch helps maintain safe operating temperatures within HVAC systems, protecting equipment from heat-related damage and ensuring dependable performance. Installation Tips Disconnect power before servicing the unit. Confirm temperature rating and settings match the original control. Mount securely to ensure accurate temperature sensing. Test system operation after installation. Professional installation recommended when adjusting temperature settings. Pairs Well With Blower Motors, Ignition Modules, Gas Valves, Thermostats, Aquastats SPECIAL ORDER NOTICE: This item is sourced through our special order program. Please allow 1–2 business days for processing prior to shipment.