Important Tool for Seasonal Checks: This circulation pump rotation direction tester is invaluable at the start of the heating season, allowing users to verify the operation of circulation pumps and identify any blockages after extended periods of inactivity.
Versatile Functionality: In addition to testing circulation pumps, this device can also check the operation of oil burner solenoid valves, making it a multifunctional tool for various heating applications.
Clear Indicator System: The built-in indicator effectively displays the magnetic field and rotation direction of most circulation pumps, providing an immediate view of pump performance for quick diagnostics.
User-Friendly Design: Designed for convenience, the red and white screw rotates synchronously with the pump, allowing users to visually confirm the pump's rotation direction with ease.
Compact and Portable: Small enough to fit on a keychain, this tester is an essential item that every plumber or heating contractor should have, enabling quick checks of pump function and rotation direction.

Product Name: Circulation Pump Rotation Tester & AC Detector
Different batches have different printed words
Color: As shown
Material: plastic

Package Contents:
1 x Circulation Pump Rotation Tester & AC Detector

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.