2 Hour Timer 125-277V SPDT White - Spring Wound In-Wall Timer

This 2 Hour Timer by NSI Industries is a spring wound, single pole double throw (SPDT) interval timer designed for in-wall installation. It is suitable for controlling electrical loads such as lighting solutions, bathroom fans, whole house fans, and self-storage facilities. The timer operates within a voltage range of 125 to 277 VAC and frequency of 50-60 Hz, making it compatible with a variety of electrical distributor and switchgear supplier applications. Its compact design fits a single gang wall plate, providing a reliable timing solution without requiring neutral wiring, ideal for retrofit installations.

Specifications

• Application: NSI
• Action: SPDT
• Base: Wall Plate
• Mounting: Single Gang Wall Plate
• Enclosure: Single Gang Wall Plate
• Frequency Rating: 50-60 Hz
• Contact Rating: 125-250-277 VAC
• Number of Poles: 1
• Operating Temperature: 32-122 °F
• Environmental Conditions: 32-122 °F
• Product Weight: 0.4 lbs
• Manufacturer Part #: A502HW

Features

• Spring wound mechanism with 2 hour maximum timing interval
• Variable timing controlled by twist knob, with automatic shut-off at end of period
• Hold feature available on some models (not specified for this model)
• No adjustments required, simple wire and go installation
• Compatible with standard or decorator style wall plates (not included)
• No neutral wire required, suitable for retrofit use
• SPDT "2 in 1" contacts with SPST wiring option
• Fits single gang wall box, can be used in multiple gang installations

Downloads & Links

• Spec Sheet
• Operation Instructions
• Catalog Page
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