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Schneider Electric (Barber Colman) AT-520-40 Knob Kit direct installation onto service ports

SKU: 87874470966
4.9
USD30.98 USD77.98

Pay in 4 interest-free payments of $7.75 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 10 - Sep 15

Description

direct installation onto service ports

featuring the same electrical ratings and mounting footprint

this is a standard 24V relay

This specific model does not typically include an onboard reset button or fuse

Schneider Electric (Barber Colman) AT-520-40 Knob Kit direct installation onto service portsThe Schneider Electric (Barber Colman) AT 520 40 Knob Kit is a critical replacement component for field technicians managing pneumatic control systems and legacy HVAC automation hardware. This setpoint knob kit is specifically engineered to provide a precision fit for Barber Colman TK Series thermostats, ensuring accurate calibration and tactile adjustment of space temperature setpoints. Built from high impact, industrial grade plastic, the AT 520 40

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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