Simpson Electric 08550 Offers

Great for accuracy, the Simpson 08550 Model 57MD Rectangular AC Voltmeter gives you the readings you need. Its plastic case and glass window provide long-lasting strength, and the calibration is unaffected when mounted on steel.

Features

• Glass window and a spade pointer for easy readings
• Calibration won't be affected if mounted on steel
• Features simple iron vane movement
• 1.5-second maximum response time