Air Switch for Treadle Systems, 2-wire, Int./Ext., metal case

The NSCD A2526-00-Z Pneumatic Air Switch is a heavy-duty replacement part for commercial garage door operators. Housed in a NEMA 4-rated waterproof metal enclosure, this exterior air switch is built to withstand the elements while ensuring reliable, long-term operation.

Engineered with a 2 million-impulse life cycle, the A2526-00-Z provides adjustable functionality and can be configured as either normally-closed or normally-open. It supports a wide pressure range from 1/4 oz. per square inch to 20 lbs. per square inch, making it highly versatile for demanding commercial environments.

This pneumatic switch works with up to 300 feet of treadle hose, providing flexible installation options for large facilities. Compact yet durable, it ensures safe and efficient activation of commercial garage door systems.

Key Features

• Genuine NSCD pneumatic air switch

• Part number: A2526-00-Z

• Designed for commercial garage door operators

• NEMA 4-rated waterproof enclosure protects internal components

• Adjustable to normally-closed or normally-open

• Pressure range: 1/4 oz. per sq. in. to 20 lbs. per sq. in.

• 2 million-impulse life cycle for long service life

• Compatible with up to 300 ft. of treadle hose

• Voltage rating: 6V to 220V, 2 Amps

• Momentary action only

• Compact size: 4-3/8” L x 2-5/8” W x 2-7/16” D