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Monitoring Relays

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GreenZech (US Plug) Carbon Dioxide CO2 IAQ Monitor Controller with Relay Function NDIR Sensor Probe for Green House Home/ Office/Factory

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£650.46

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Typecat 4X Voltage Detection Relay SVR1000 Voltage Protection Digital Single Phase Monitoring Protection Relays,ACDC 24-48V OPC-PPFRBZH-NEW

Powered by the measuring circuit Built-in LCD and keypad afford a precise,digital setting Compact modular 43mm housing. Adjustable over- and...

£57.93

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GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection EKFBQBGW(GRI8-05A-AC Current) FCEFJBAEC-GRI8-05A-ACCURRENT

GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection EKFBQBGW(GRI8-05A-AC Current)

£66.46

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Amazon Marketplace - zhoufangyunamz

GreenZech (EU Plug) Carbon Dioxide CO2 IAQ Monitor Controller with Relay Function NDIR Sensor Probe for Green House Home/ Office/Factory

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£650.46

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Jehiatek Battery Capacity Tester WiFi Coulomb Meter 500A Volt-Ammeter Power Monitor with 80A Relay for 0-420V OPC-PMGCZQP-NEW

Measuring voltage range: 0-420V (when measuring Less than 10V, the meter needs to be powered independently) Measuring capacity range: 0-99999AH...

£52.54

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ABB CM-ESS.1S Single Phase Voltage Monitoring Relay 1c/o, B-C=3-600VRMS, 24-240V AC/DC (ABB1SVR730830R0300) B00AMHMBKI

Safe and reliable voltage and current monitoring Easy Connect Technology widthstands highest vibrations Easy to adjust via front face potentiometer Measuring and Monitoring Relays Over-/undercurrent monitoring, Over-/undervoltage monitoring depending on device, Weight: 0.2976240537 Pounds, Manufacturer: ABB

£216.73

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Unbranded 3X Voltage Detection Relay SVR1000 Voltage Protection Digital Single Phase Monitoring Protection Relays,ACDC 24-48V OPC-PTQTXVZ-NEW

Powered by the measuring circuit Built-in LCD and keypad afford a precise,digital setting Compact modular 43mm housing. Adjustable over- and...

£54.44

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Jehiatek 1000A Battery Capacity Tester DC 0-420V WiFi Coulomb Meter Volt-Ammeter Power Monitor with 80A Relay OPC-PMGCZQR-NEW

Measuring voltage range: 0-420V (when measuring Less than 10V, the meter needs to be powered independently) Measuring capacity range: 0-99999AH...

£59.83

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ABB CM-PFS.S 3 Phase Monitoring Relay 2c/o, L1-L2-L3=200-500V AC 50/60Hz (ABB1SVR730824R9300) MY-185216-01

Safe and reliable monitoring of all important parameters in your three-phase network Easy Connect Technology widhstands highest vibrations Easy to adjust via front face potentiometer Over-/undervoltage monitoring Phase failure detection, Weight: 0.27998707274 Pounds, Manufacturer: ABB

£109.06

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GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection(GRI8-05B-ACDC-Curren) KBVKLUAVB-GRI8-05B-ACDC-CURREN

GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection(GRI8-05B-ACDC-Curren)

£78.04

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Amazon Marketplace - yanghaoranamz

100A 3 Phase Din Rail Voltmeter Ammeter Adjustable Over and Under Voltage Current Limit Protection Monitor Relays Protector 1Pcs(100A With N 3X220V) OBZOAMOUA-ONECOLOR-100AWITHN3X220V

Circuit Breakers Arc Fault Circuit Breakers Item weight: 0.11 pounds

£106.16

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Amazon Marketplace - NanYangShiJiaoChuiShangMaoYouXianGongSi

kepptory 6X 3 Phase Din Rail Adjustable Under Over Voltage Protector Monitoring Sequence Protection Relay

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£68.61

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TOMZN 3 Phase Din rail adjustable Under Over Voltage Protector Voltage Monitoring Sequence Protection Relay 1005001322603266

TOMZN 3 Phase Din rail adjustable Under Over Voltage Protector Voltage Monitoring Sequence Protection Relay

£13.99

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Melitt 6X 3 Phase Din Rail Adjustable Under Over Voltage Protector Monitoring Sequence Protection Relay

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£69.65

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Unbranded 4X Voltage Detection Relay SVR1000 Voltage Protection Digital Single Phase Monitoring Protection Relays,ACDC 24-48V OPC-PTQB27P-NEW

Powered by the measuring circuit Built-in LCD and keypad afford a precise,digital setting Compact modular 43mm housing. Adjustable over- and...

£62.27

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ABB CM-SRS.22S Single Phase Current Monitoring Relay 2c/o, B-C=0.3-15A RMS, 24-240V AC/DC (ABB1SVR730840R0500) B00AMHMJ0A

£235.13

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Unbranded Weather Monitoring Rain Sensor Relay 12V Adjustable Sensitivity Raindrops Controller Module Plant Humidity Detection

Reliable construction Made from FR04 material with plating for a robust build that resists environmental factors. The design is suitable for outdoor...

£66.44

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Jnchdghwa 3X KWS-306WF WiFi Smart Power Meter Voltage Protector Switch Current & Voltage Monitor, Relay, Circuit Breaker 283p1-B3j9685D9F2s0b-518

Voltmeter: Accurately measures voltage levels in your electrical system. Ammeter: Monitors current to help prevent overloads. Advanced Monitoring & Protection: The Power Meter is an essential device for safeguarding your electrical appliances. It features an over and under voltage protector switch that ensures your devices operate within safe voltage limits. Remote Monitoring: Set and adjust relay values remotely to maintain optimal performance. Easy Installation & Use: Designed for hassle-free setup, this smart power meter integrates seamlessly into your home or electrical system without the need for professional help., Manufacturer: Jnchdghwa

£107.09

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GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection RUAJOGYNVM(GRI8-05B-ACDC-Curren) HCXHJVAXC-GRI8-05B-ACDC-CURREN

GRI8-05 DC Current Monitoring Relay straight-through 2A-20A AC24V-240V Over-current Under-current Protection RUAJOGYNVM(GRI8-05B-ACDC-Curren)

£78.04

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Amazon Marketplace - guoleiamz

GAIN EXPRESS Tuya WiFi 3-in-1 PH ORP Temp Controller Smart Water Monitor Dual Relay BNC Probe for Hydroponics Reef Aquarium Pool 1005012212552762

Tuya WiFi 3-in-1 PH ORP Temp Controller Smart Water Monitor Dual Relay BNC Probe for Hydroponics Reef Aquarium Pool

£91.79

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AliExpress UK

ABB CM-MPS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730884R3300)

£295.07

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Garage Consumer Unit 100A 3 Phase Din Rail Voltmeter Ammeter Adjustable Over And Under Voltage Current Limit Protection Monitor Relays Protector Circuit Breaker (Size : 100A With N 3X220V) DMWMDUAMH-100AWITHN3X220V

Our circuit breaker is designed to be convenient and reliable, offering support for both short circuit protection and overload protection. Its primary purpose is to safeguard the circuit against damage caused by overcurrent resulting from overload or short circuit conditions. The DC circuit breaker finds extensive application in various DC systems, including solar panel grid-connected systems and wind-solar hybrid systems. It is specifically engineered to meet the unique requirements of these systems, providing efficient and effective protection. This Low-voltage Miniature Air Circuit Breaker is a great circuit breaker used to protect an electrical circuit from damage caused by excess current resulting from an overload or short circuit. Fast trip to ensure reliable operation of the load and prolong the life of electrical circuit breakers. It can also work as on-off switch for DC load circuits Widely used for solar panels grid system, wind and solar hybrid system and many other DC systems. It can be mounted conveniently on DIN rail, DIN rail is not included If you have any questions, please do not hesitate to contact us. We will have professional after-sales team to reply you within 24 hours. This circuit breaker protection is a high sensitive circuit breaker which will have a quick response. Our circuit breaker protection possesses great features of high-performance, flame-retardant housing and fireproofing, which is not easy to wear and tear. Overvoltage value, undervoltage value, overcurrent protection and fault recovery delay time are adjustable.Durable and low power consumption and long mechanical life. Overvoltage value, undervoltage value, overcurrent protection and fault recovery delay time are adjustable.Durable and low power consumption and long mechanical life. Any problems you have, please no hesitate to contact us, we’re always here to help you and response to you within 24 hours.

£67.64

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Amazon Marketplace - Zhong Qiang Shang Mao

Unbranded 6X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£68.12

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ABB CM-PSS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x400V AC (ABB1SVR730784R3300) MY-185220-01

£206.60

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ZandonÃ 4X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£52.81

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Unbranded 6X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£61.08

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Unbranded WiFi Coulomb Meter Battery Capacity Tester Volt-Ammeter Power Lithium Battery Monitor with 80A Relay for 0-420V Battery OPC-PN7JKHG-NEW

Measuring voltage range: 0-420V (when measuring Less than 10V, the meter needs to be powered independently) Measuring capacity range: 0-99999AH...

£55.41

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Unbranded 1000A Battery Capacity Tester DC 0-420V WiFi Coulomb Meter Volt-Ammeter Power Battery Monitor with 80A Relay OPC-PN7JMNJ-NEW

Measuring voltage range: 0-420V (when measuring Less than 10V, the meter needs to be powered independently) Measuring capacity range: 0-99999AH...

£70.49

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Scimagic-RC Tuya Wifi Smart Temperature Switch Humidity Monitoring Electricity Statistics Relay Timing Remote Control Intelligent Thermostat 1005005534333109

Tuya Wifi Smart Temperature Switch Humidity Monitoring Electricity Statistics Relay Timing Remote Control Intelligent Thermostat

£12.79

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Unbranded Battery Capacity Tester WiFi Coulomb Meter 500A Volt-Ammeter Power Battery Monitor with 80A Relay for 0-420V Battery OPC-PN7JJYG-NEW

Measuring voltage range: 0-420V (when measuring Less than 10V, the meter needs to be powered independently) Measuring capacity range: 0-99999AH...

£58.21

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ABB CM-MPN.52S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x350-580V AC (ABB1SVR750487R8300) MY-185171-01

£338.54

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1SVR730824R9300 | CM-PFS.S | ABB CM-PFS.S THREE-PHASE MONITORING RELAY 2C/O, L1-L2-L3=200-500VAC 50/60HZ 1SVR730824R9300 (FBA)

IP rating: IP20 Body dimensions: 22.5x103.7x85mm Power supply: from tested wiring system Series: CM-PFS Three-phase power supply voltages range: 3 x 208...440V AC

£92.74

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Amazon Marketplace - Kempston Controls UK

ABB CM-PVS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730794R3300) B00AMHMAFY

£245.05

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ABB CM-PAS.41S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500V AC (ABB1SVR730774R3300) B00AMHM6VM

£232.33

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24V Industrial Switching Power Supply AC 110-240V to DC 24V Din Rail Power Supply Highly efficient and Dual Output Power Conversion for 3D Printer Motor Monitoring Relay Lighting Equipment,4.2A 100W 2446-25114-FwG8465288

【Functional Upgrade】This industrial power supply contains wiring 7 terminals Two sets of output terminals, can be connected to two power supply. This switching power supply is globally compatible and supports a full range of 110-240V AC inputs without the need for additional transformers or adapters, making it easy to cope with the power needs of different regions.(Note: the combined power of the two outputs cannot exceed the total power of the product) 【High Precision 24V DC Regulated Output】The Din rail power supply provides 24V DC / 4.2A (100W) stabilized output and is designed for industrial control systems, automation equipment, and 24V powered equipment to ensure continuous and reliable power supply. 【Efficient Heat Dissipation】The AC/DC din rail power supply adopts hollow heat dissipation with built-in over-temperature protection, which can effectively reduce energy consumption and heat generation, minimize operating costs, protect the internal components of the switching power supply, and prolong the life of the equipment. 【Multiple Safety Protection】The din rail power supply is made of excellent flame-retardant material shell with flame-retardant and high-temperature-resistant characteristics to ensure an extra-long service life. It integrates over-voltage, over-current and short-circuit protection. This switching power supply has strong anti-interference capability, stable performance and low power consumption, ensuring safer and more reliable power supply in harsh industrial environments. 【Compact DIN Rail Mounting】The din rail switching power supply supply is designed for standard DIN rail mounting to save valuable control panel space while maintaining clean and organized wiring for a wide range of industrial enclosures and automation control panels. This switching power supply is ideal for industrial cabinets and automation systems.

£53.91

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Amazon Marketplace - NEVAROSE DEALS

Unbranded (As show, One size) Jvr800-2 under over voltage protector 3 phase voltage monitoring sequence protection relay

1Three phase voltage protector, chronograph and counter are integrated into one relay. 2It is equipped with protective functions for over-voltage,

£90.47

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ABB CM-MPS.21S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3-N=3x180-280V AC (ABB1SVR730885R3300) 1SVR730885R3300 (FBA)

£262.01

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Unbranded 6X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay OPC-PTPMZTD-NEW

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£78.41

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Unbranded 5X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay OPC-PTPMZTV-NEW

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£66.45

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Unbranded 6X 3 Phase Din Rail Adjustable Under over Voltage Protector Voltage Monitoring Sequence Protection Relay OPC-PTQJDTS-NEW

Micropro cessor technology offers highly accurate and repeatable protection Integrated LCD and keypad provide accurate setup. 43mm compact modular...

£69.19

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