Sorry, nothing was found. Please change your selection and try again.
Monitoring Relays
(41 - 80 of 615 results)
Filters
Best Match
Best Match
Price: Low to high
Price: High to low
Siemens 3UG4622-1AW30 Single Phase Current Monitoring Relay Digital SPDT-CO 3UG46221AW30
Siemens 3UG4622-1AW30 Single Phase Current Monitoring Relay Digital SPDT-CO, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > Control & Machine Tool Relays
£192.38
Shipping: Free
eBay - rapidonline
Siemens 3UG4622-1AW30 Single Phase Current Monitoring Relay Digital SPDT-CO 3UG46221AW30
Siemens 3UG4622-1AW30 Single Phase Current Monitoring Relay Digital SPDT-CO, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£272.59
Shipping: Free
eBay - rapidwarehouse-office
Siemens A&D CD Monitoring Relay 3UG4632-1AW30
Digital monitoring relay for voltage surveillanceVoltage range from 10 to 600V AC/DCOverand undervoltage from 24 to 240V AC/DCDelay time from 0.1 to 20sHysteresis from 0.1 to 300V1 changeover contact with or without fault memoryScrew terminal, narrow design width of 22.5mm
£207.50
Shipping: Free
eBay - automationplanetuk
Siemens A&D CD 3UG4512-1BR20 - Monitoring Relay 3UG4512-1BR20
Phase failure and phase sequence monitoring relayVoltage range: 160-690 V AC, frequency: 50-60 Hz2 changeover screw terminalsSuitable for portable systems such as climate compressors, refrigeration containers, construction site compressors, and cranesInternational certifications for worldwide useCompact design for space-saving in control cabinetsDetachable terminal blocks for easy installationAccessories such as device identification labels, plug-in tabs, and protective caps available
£185.11
Shipping: Free
eBay - automationplanetuk
Unbranded Three Phase Monitoring Relay RD6W with Phase Failure, Reversal and Over/Under Voltage Protection
Three Phase Relay RD6W (1PC) - Phase Failure, Phase Reversal, Phase Loss, Overvoltage and Undervoltage Protection Protect threephase equipment from...
£89.41
Shipping: Free
OnBuy
Metz Connect 1101500522 Monitoring Relay 230V AC 2 Change-Overs
Metz Connect 1101500522 Monitoring Relay 230V AC 2 Change-Overs, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£157.79
Shipping: Free
eBay - rapidwarehouse-office
ONE NEW Siemens 3UG4513-1BR20 Phase Monitoring Relay 3UG4 513-1BR20
ONE NEW Siemens 3UG4513-1BR20 Phase Monitoring Relay 3UG4 513-1BR20, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£162.72
Shipping: £12.99
eBay - boweiindustry
EMR6-IF1-A-1 184782 Monitoring Relay Current Measuring Range: 3-30 mA 10-100 0.1-1 A MBABBKLEC
relay Relays
£363.77
Shipping: Free
Amazon Marketplace - HeNanShengJinYuShuCaiZhongZhiYouXianGongSi
Siemens 3UG4615-1CR20 Mains Voltage Monitoring Relay 2x SPDT-CO Digital 3UG46151CR20
Siemens 3UG4615-1CR20 Mains Voltage Monitoring Relay 2x SPDT-CO Digital, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£350.09
Shipping: Free
eBay - rapidwarehouse-office
Unbranded Current Monitoring Relay 0.5A16A ACDC24V240V Overcurrent Undercurrent Protection UnderCurrent
To provide a precise, conversionoptimized description that stays true to your product, please share the exact specifications and branding. Could you...
£64.86
Shipping: Free
OnBuy
Siemens A&D CD 3UG4614-1BR20 - Monitoring Relay 3UG4614-1BR20
Digital monitoring relay for phase sequence, phase failure, and phase asymmetry as well as undervoltage and overvoltageSuitable for unstable grids or mobile systems such as climate compressors, refrigerated containers, site compressors, or cranesWorldwide use thanks to wide voltage supply and international certificationsVariably adjustable for over-, under-, or window monitoringSlim design for reduced space requirements in the control cabinetReliable diagnostics through indication of actual value and type of network faultDetachable terminal blocks, also available with spring clamp connection
£117.94
Shipping: £11.95
eBay - axxaltd
source: Amazon
Current Monitoring Relay Akc-03d, S74985, ENTES
Current monitoring relay for monitoring motor currentSwitches off when the set current range is exceededOperating voltage 230 V ACAdjustable range 1.5 to 60 A with converterUndercurrent protection includedIntegrated trigger and deactivation delay1 relay output with 8 A
£100.39
184779 EMR6-W500-D-1 - Phase Monitoring relays On- and Off-Delayed 300-500 V AC 50/60 Hz RCACCJLXD
Relays Relays
£356.55
Shipping: Free
Amazon Marketplace - ShanXiJingJiaKeYouMaoYiYouXianGongSi
Metz Connect 11027205 Monitoring Relay 230V AC 2 Change-Overs 1 piece
Metz Connect 11027205 Monitoring Relay 230V AC 2 Change-Overs 1 piece, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£339.39
Shipping: Free
eBay - rapidwarehouse-office
Metz Connect 110271 Monitoring Relay 230V AC 2-Change-overs 1 piece
Metz Connect 110271 Monitoring Relay 230V AC 2-Change-overs 1 piece, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£160.89
Shipping: Free
eBay - rapidwarehouse-office
source: Amazon
Current monitoring relay Akc-03a, S74989, ENTES
Current monitoring relay for motor or deviceSwitches off at excessive current1 changeover contactSuitable for DIY enthusiastsPart of the Sockets, Switches & Accessories category
£95.39
SBSSYVLMV 1pcs GRI8-06 DC Current Monitoring Relay Overcurrent Undercurrent Sensor 2SPDT 8A Testing AC/DC24V-240V 2NO2NC LIOHAAAVE
Transducers Relays 1pcs GRI8-06 DC Current Monitoring Relay Overcurrent Undercurrent Sensor 2SPDT 8A Current Testing Relay AC/DC24V-240V 2NO2NC
£91.21
Shipping: Free
Amazon Marketplace - TongChengXianMeiYouDaShangMaoYouXianGongSi
EMR6-IF1-A-1 184782 Monitoring Relay Current Measuring Range: 3-30 mA 10-100 0.1-1 A UBABBORCM
Relays Relays
£368.83
Shipping: Free
Amazon Marketplace - NanYangShiJiaoChuiShangMaoYouXianGongSi
Voltage Monitoring Relay Gkrc-02f, S74917, ENTES
Protects three-phase networks from voltage fluctuations and phase sequence errorsSwitching delay from 0.1 to 10 s to prevent false alarm reactionsInstant switching at ±50% deviation from nominal voltage1 changeover relay, model GKRC-02F by ENTESContents: 1 pieceSuitable for DIY enthusiasts in the field of electrical materialsFor sockets, switches & accessories
£75.39
Shipping: Free
eBay - rapidwarehouse-office
184779 EMR6-W500-D-1 - Phase Monitoring relays On- and Off-Delayed 300-500 V AC 50/60 Hz MBABBKLSE
relay Relays
£350.29
Shipping: Free
Amazon Marketplace - HeNanShengJinYuShuCaiZhongZhiYouXianGongSi
184779 EMR6-W500-D-1 - Phase Monitoring relays On- and Off-Delayed 300-500 V AC 50/60 Hz UBABBORVC
Relays Relays
£355.16
Shipping: Free
Amazon Marketplace - NanYangShiJiaoChuiShangMaoYouXianGongSi
AHYCJY CM-MPS.41S 10102319 1SVR730884R3300 Three-phase monitoring relay 2c/o, 0,.1-30s, L1-L2-L3=3x300-500VAC .0601 SXSCGEDXG
Economical and durable: cost-effective, and long mechanical and electrical life, to ensure the economy and durability of long-term use
£363.27
Shipping: Free
Amazon Marketplace - Mengchenchen shop
1pcs GRI8-06 DC Current Monitoring Relay Overcurrent Undercurrent Sensor 2SPDT 8A Testing AC/DC24V-240V 2NO2NC PGZFAAACD
Sensors Relays 1pcs GRI8-06 DC Current Monitoring Relay Overcurrent Undercurrent Sensor 2SPDT 8A Current Testing Relay AC/DC24V-240V 2NO2NC
£91.21
Shipping: Free
Amazon Marketplace - ZhaoTongZhanDaShangWuFuWuYouXianGongSi
Eltako NR12-001-3x230V - Network Monitoring Relay NR12-001-3x230V
Power monitoring relay with phase sequence monitoringStandby loss only 0.8 wattsModular device for mounting on DIN rail (1TE)Monitoring of 230V AC voltage between 1 to 3 phases and the neutral conductorMonitoring of phase sequence (clockwise rotation) in the rotary switch positions 2Ph and 3PhIf L1 fails, the relay drops out immediately without drop-out delayLED indicator for correct applied voltageAdjustable drop-out delay from 0.1 to 8 seconds
£52.39
Ahjyym 1-Phase Overcurrent Monitoring Relay DIA53S72420AF - Industrial Motor Protection for Safe Operation .0602 UQCADRUUN
Safe Protection: Monitors overload, short circuits, voltage drops, and imbalances to safeguard motors and circuits. Precise Timing Control: Features adjustable on/off delay and cycle functions for accurate motor start sequencing. Easy Installation: Designed with standard relay specifications and clear terminals for quick and efficient panel wiring. Standard Panel Compatibility: Fits seamlessly into standard DIN rails and control panels for versatile applications. Wide Application Range: Ideal for use in factory automation, packaging machines, compressors, and pumps.
£118.64
Shipping: Free
Amazon Marketplace - yangmu shop
Ahjyym 3-Phase Voltage Monitoring Relay DPA51CM44B011 for Industrial Motor Protection .0601 UQCBANBCV
Safe protection against overload, short circuit, voltage drop, and imbalance to safeguard motors and circuits. Features adjustable on/off delay and cycle functions for precise motor start sequencing. Designed for easy installation with standard relay design and clear terminals for efficient panel wiring. Compatible with standard DIN rail and control panels for versatile mounting options. Ideal for use in factory automation, packaging machines, compressors, and pumps for enhanced operational reliability.
£84.26
Shipping: Free
Amazon Marketplace - yangmu shop
Unbranded DPA51CM44 Three Phase Monitoring Relay with Phase Loss Detection for Motors Pumps Compressors
DPA51CM44 3phase surveillance relay Compact threephase monitoring relay that checks phase sequence and phase loss while resisting electrical...
£56.53
Shipping: Free
OnBuy
Ahjyym 3-Phase Voltage Monitoring Relay DPB71CM48B001 - Industrial Protection for Motor and Circuit Safety .0531 UQCBAUABU
Safe Protection: Monitors overload, short circuits, voltage drops, and imbalances to safeguard motors and circuits. Precise Timing Control: Features adjustable on/off delay and cycle functions for accurate motor start sequencing. Easy Installation: Designed with standard relay specifications and clear terminals for quick and efficient panel wiring. Standard Panel Compatibility: Fits seamlessly into standard DIN rail and control panels for versatile applications. Wide Application: Ideal for use in factory automation, packaging machines, compressors, and pumps, ensuring phase loss and sequence protection.
£102.74
Shipping: Free
Amazon Marketplace - yangmu shop
Metz Connect 11030805 Monitoring Relay Level/Leak Detection 230V AC
Metz Connect 11030805 Monitoring Relay Level/Leak Detection 230V AC, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > Control & Machine Tool Relays
£131.09
Shipping: Free
eBay - rapidwarehouse-office
Siemens 3UG4513-1BR20 Mains Voltage Monitoring Relay DPDT-CO Analogue 3UG45131BR20
Siemens 3UG4513-1BR20 Mains Voltage Monitoring Relay DPDT-CO Analogue, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > Control & Machine Tool Relays
£181.10
Shipping: Free
eBay - rapidonline
HRN-54N | ELKO MONITORING RELAY, MONITORING OF OVER/UNDER VOLTAGE AND SEQUENCE/FAILURE, WITH NEUTRAL
HRN-54N | ELKO MONITORING RELAY, MONITORING OF OVER/UNDER VOLTAGE AND SEQUENCE/FAILURE, WITH NEUTRAL
£60.62
Shipping: Free
Amazon Marketplace - Kempston Controls UK
Unbranded RM17TG00 PHASE MONITORING RELAY, SPDT, 250V OPC-PNW9H7H-NEW
1. The RM17TG00 is a phase monitoring relay with SinglePole DoubleThrow (SPDT) configuration. 2. It is designed to monitor the phases and provides...
£200.86
Shipping: Free
OnBuy
Siemens 3UG4513-1BR20 Mains Voltage Monitoring Relay DPDT-CO Analogue 3UG45131BR20
Siemens 3UG4513-1BR20 Mains Voltage Monitoring Relay DPDT-CO Analogue, Business, Office & Industrial > Electrical Equipment & Supplies > Relays > General Purpose Relays
£245.39
Shipping: Free
eBay - rapidwarehouse-office
Eltako NR12-002-3x230V - Network Monitoring Relay NR12-002-3x230V
Power monitoring relay with phase sequence monitoringStandby power loss only 0.8 wattsModular device for DIN rail mounting (2 modules)Monitoring of 230V AC voltage between 1 to 3 line conductors and neutral conductorPhase sequence monitoring (clockwise rotation) in rotary switch positions 2Ph and 3PhIf L1 fails, the relay trips immediately without dropout delay
£69.20
SBSSYVLMV 1pcs GRW8-01/02 Din Rail Temperature Monitoring Relay 16A Wide Range Voltage AC/DC24-240V with Waterproof Sensor LIOEBVJVJ
Transducers Relays 1pcs GRW8-01/02 Din Rail Temperature Monitoring Relay 16A Wide Range Voltage AC/DC24-240V with Waterproof Sensor
£108.39
Shipping: Free
Amazon Marketplace - TongChengXianMeiYouDaShangMaoYouXianGongSi
Unbranded Mosiee GRI8-06A AC Current Monitoring Relay Over/Undercurrent Sensor Current Test Relay
Featuresï¼ -By means of center design, no need to disconnect the current circuit, by means of center installation, convenient to use. -Over/under...
£50.42
Shipping: Free
OnBuy
Unbranded Voltage Monitoring Relay 43mm Housing with Adjustable Over and Undervoltage Protection for Electrical Safety
Microprocessor based design for reliable protection This voltage monitoring meter employs advanced microprocessor technology, providing reliable...
£53.72
Shipping: Free
OnBuy
EMR6-IF1-A-1 184782 Window-Current Monitoring Relay Current Measuring Range: 3-30 mA 10-100 0.1-1 A TDADDGDEJ
relay module Relays
£508.83
Shipping: Free
Amazon Marketplace - FuYangYeYiZhuJianCaiXiaoShouYouXianGongSi
Unbranded Current Monitoring Relay 0.5A16A ACDC 24240V Overcurrent Undercurrent Protection UnderCurrent 1.616A OPC-PN62NRT-NEW
I'm ready to craft a strong, conversionfocused description, but I need more product details to ensure accuracy. Please provide the following...
£58.02
Shipping: Free
OnBuy
Refine Search
Filters
Clear All
Category
✓Price
✓Brand
0Seller
0