We offer discount for large quantity. We invite you to ! Three Phase Din Rail Voltage Meter AC 80-500V Mini Modular Voltmeter LED Indicator Digital Display VoltmeterType: Three Phase 3 Digital LED Display Wiring Voltage: Three Phase 3L+3N Measuring Voltage Range: AC 80V - 500V - 500V Rated Frequency: 50/60Hz Measurement Accuracy: 1.0Measurement Rate: More Than 200MS/Time Ingress Protection: IP20Electrical Life: Greater Than Or Equal To 15000 Hours Working Conditions Ambient Temperature (With Daily Average Less Than Or Equal To 35°C): -5°C - +40°C Storage Temperature: -25°C - +70°C Air Relative Capacity: 1-80% (non-condensing)Working Pressure: 80 - 160KpaSunniness: not sunninessColor: White Material: ABS Size: 81x66x18mm Package Content: 1 x Three Phase Voltage Meter Note: Different batches, the lot number of characters on the product may be different, does not affect the use Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm. About UsWe provide good product with best price, we support wholesale order/