the Trane SWT1277 is functionally identical to the C340056P15 part number

Critical Technical Specs: Voltage: 120V AC specifically for standard commercial electrical circuits

Key Benefits Stroke Limitation: Specialized design for limiting the power stroke on D-3153 and D-3246 actuators to guarantee minimum outdoor air intake

this 2-wire vertical thermostat is the industry standard for contractors replacing outdated mercury-based units

Versatile Fuel Compatibility: Engineered specifically for the high-temperature and variable draft requirements of oil

Fenwal 35-725913-000 Ignition Module 30067439-890 the Trane SWT1277 is functionallyThe Fenwal 35 725913 000 is an industrial grade 120v Spark Ignition Module engineered for precise control of gas fired appliances using Direct Spark Ignition (DSI) technology. This microprocessor based control provides repeatable timing sequences for pre purge, inter purge, and ignition trials, ensuring consistent performance in high demand environments like commercial cooking equipment, infrared burners, and agricultural heaters. Utilizing DETECT A