Home Voltage Monitoring Relays 1-Phase Monitored voltage range - 500 V AC/DC 1-Phase - Monitored voltage range - 500 V AC/DC Filters and sorting Cancel the filter Recommended Bestsellers Cheapest Most expensive Quick info HRN-41 The relay protects overvoltage / undervoltage of AC and DC in three ranges On request from £ 66.76 excl. VAT Add to cart More variants Quick info HRN-42 The relay protects overvoltage / undervoltage AC and DC in three ranges On request from £ 74.50 excl. VAT Add to cart More variants Share Tweet Pin It
Quick info HRN-41 The relay protects overvoltage / undervoltage of AC and DC in three ranges On request from £ 66.76 excl. VAT Add to cart More variants
Quick info HRN-42 The relay protects overvoltage / undervoltage AC and DC in three ranges On request from £ 74.50 excl. VAT Add to cart More variants
