Fenwal 35-705701-001 Control 321042-401 The "H" designation indicates a

The "H" designation indicates a high-temperature rating

ensuring that your heating and cooling equipment operates at peak performance

it provides the necessary static pressure to exhaust flue gases through the heat exchanger

ASHRAE Compliance: Engineered to meet safety standards for mechanical room monitoring and personnel protection

Ammonia Compatible: Constructed with stainless steel internals specifically for use in ammonia-based refrigeration systems

Fenwal 35-705701-001 Control 321042-401 The "H" designation indicates aThe Fenwal 35 705701 001 is a 120V Direct Spark Ignition (DSI) control engineered for high demand gas burner applications. Featuring a microprocessor based design, this unit delivers precise 4 second Trial for Ignition (TFI) sequences and consistent purge timing to ensure safe combustion. As a potted ignition control, it is specifically built to handle washdown environments and extreme mechanical vibration, making it a standard choice for construction