Magnetic Latching Relay with Popular Contact Ratings



The magnetic latching relay products with medium switching power are very popular due to the excellent pulse driven switching performance and minimal energy consumption.

This type of power relays are widely used in many industrial areas, especially on energy meter, smart home equipment, domestic appliances, compound switch and intelligent capacitor banks, etc... 

The latching relays from ISTEK with medium switching current include contact ratings of 30A / 250Vac, 60A / 250Vac, 80A / 250Vac and 90A / 250Vac.

Depending on the customer's requirement, these magnetic latching relay products can come with either one or two coils. The coil voltages can be 5Vdc, 6Vdc, 9Vdc, 12Vdc, 24Vdc or 48Vdc.


20A Double Pole Magnetic Latching Relay:

HTLW-R201-20A 230Vac

  • Maximum Switching Current: 20A
  • Contact Resistance: 50mΩ Max.
  • Contact Form: 2C, 1C, 1NO/1NC
  • Insulation Resistance:  1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,000Vac (50/60Hz 1min); between contact and coil - 1,500Vac (50/60Hz 1min)
  • Operation Endurance (under 230Vac): Mechanical - 100M OPS; Electrical - 1M OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 44 x 34 x 15
  • Applications: Home appliances, intelligent switches, electrical remote control, lighting controls, energy leakage protection etc...

Two-Phase-Double-Pole-Magnetic-Latching-Relay-20A

HTLW-R201-20A 230Vac: Interested in this latching relay product and want to know the price? Contact Us

For more technical details of this bistable dual pole relay, please download its product datasheet: Double-Phase-Latching-Relay-HTLW-R201-20A


30A Magnetic Latching Relay:

HTLW-R101-30A 250Vac

  • Maximum Switching Current: 30A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance:  1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 41 x 31 x 17
  • Applications: Home appliances, smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...


30A Magnetic Latching Relay

HTLW-R101-30A 250Vac: Interested in this latching relay product and want to know the price? Contact Us

For more technical details of this bistable relay, please download its product datasheet: Latching-Relay-HTLW-R101-30A-250Vac


40A Magnetic Latching Relays:

HTLW-R114-40A 250Vac

  • Maximum Switching Current: 40A
  • Contact Resistance: 2.0mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance:  500MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 250Vac): Mechanical - 500,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 39 x 32 x 15
  • Applications: smart metering (power meter), IC Cards, home appliances, composite switches, automatic controlling devices etc...

Magnetic latching relay 40A 250VAC

Please contact us to find out the most competitive price of this very popular latching relay.  Refer to its datasheet for more technical details: ISTEK-Latching-Relay-R114-40A-250VAC




60A Magnetic Latching Relays:

1). HTLW-R101-60A 250Vac

  • Maximum Switching Current: 60A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance:  1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 41 x 31 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the very low price of this particular latching relay.  Refer to its datasheet for more technical details: Latching-Relay-HTLW-R101-60A-250Vac


2). HTLW-R102B-60A 250Vac

  • Maximum Switching Current: 60A
  • Contact Resistance: 0.8mΩ Max.
  • Contact Form: 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 3,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Endurance life (under 277Vac): Mechanical - 1,000,000; Electrical - 10,000
  • Ambient Temperature: -40℃ - +70℃
  • Coil Voltage: 18Vdc
  • Dimensions: 39 x 33 x 17
  • Applications: power factor compensation devices (e.g. compound switches); intelligent capacitors; street light and neon light control systems, etc...

60A Latching Relay for Intelligent Capacitors, Street and Neon Light Control

HTLW-R102B-60A 250Vac: Interested in this magnetic latching relay and want to know the price? Contact Us 

For more technical details of this highly sensitive (responsive)power relay, please download its product datasheet: Latching-Relay-HTLW-R102B-60A-250Vac


3). HTLW-R103-60A 250Vac

  • Maximum Switching Current: 60A
  • Contact Resistance at Rated Current: 0.5mΩ Max.
  • Contact Form: 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Endurance life (under 277Vac): Mechanical - 1,000,000; Electrical - 10,000
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 38 x 31 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...
60A Magnetic Latching Relay - compact size

HTLW-R103-60A 250Vac: Interested in this power relay and want to know the price? Contact Us 

For more technical details of this latching relay, please download its product datasheet: Latching-Relay-HTLW-R103-60A-250Vac


4). HTLW-R105-60A 250Vac

  • Maximum Switching Current: 60A
  • Contact Resistance at Rated Current: 0.5mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance : Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +80℃
  • Dimensions: 38 x 30 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...
Latching Relay 60A 250VAC 9VDC or 12VDC UC2 Compliant

HTLW-R105-60A 250Vac:   UC2 compliant bistable latching relay. Need to know its price? Contact Us now.

For more technical details of this latching relay, please download its product datasheet: Latching-Relay-HTLW-R105-60A-250Vac

5). HTLW-R111-60A 250Vac (or 110Vdc)

  • Maximum Switching Current: 60A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 2,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 52 x 35 x 20
  • Applications: great performance on anti-tampering and anti magnetic field for smart metering (power meter) - performs normally under constant magnetic field of 400mt, electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...


60A Magnetic Latching Relay - anti magnetic field and anti tampering

HTLW-R111-60A 250Vac: Interested in this particular anti-tampering relay product and want to know the price? Contact Us.

For more technical details of this latching relay with excellent anti-magnetic field performance, please refer to its datasheet: Latching-Relay-HTLW-R111-60A-250Vac



80A Magnetic Latching Relay Series:

1). HTLW-R101-80A 250Vac

  • Maximum Switching Current: 80A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance:  1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 41 x 31 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the very low price of this efficient magnetic latching relay.  Refer to its product datasheet for more technical details: Latching-Relay-HTLW-R101-80A-250Vac


2). HTLW-R102-80A 250Vac

  • Maximum Switching Current: 80A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 39 x 33 x 18
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...
80A Magnetic Latching Relay - little contact resistance and low temperature rise

HTLW-R102-80A 250Vac: Interested in this energy relay and want to know its very low price? Contact Us

For more technical details of this magnetic latching relay, please download its product datasheet: Latching-Relay-HTLW-R102-80A-250Vac


3). HTLW-R103-80A 250Vac

  • Maximum Switching Current: 60A
  • Contact Resistance at Rated Current: 0.5mΩ Max.
  • Contact Form: 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Endurance life (under 277Vac): Mechanical - 1,000,000; Electrical - 10,000
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 38 x 31 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the best price of this cost effective power relay.  Refer to its product datasheet for more technical details: Latching-Relay-HTLW-R103-80A-250Vac


4). HTLW-R104-80A 250Vac

  • Maximum Switching Current: 80A
  • Contact Resistance at Rated Current: 0.5mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 2,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Endurance life (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 37 x 35 x 18
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...
80A Latching relay - anti 300mT constant magnetic field with minimal coil heat

HTLW-R104-80A 250Vac: Interested in this magnetic latching relay and want to know its competitive price? Contact Us

For more technical details of this power relay, please download its product datasheet: Latching-Relay-HTLW-R104-80A-250Vac


5). HTLW-R111-80A 250Vac

  • Maximum Switching Current: 80A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 2,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40- +70
  • Dimensions: 52 x 35 x 20
  • Features and Applications: great performance on anti-tampering and anti magnetic filed (over 400mT) for smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the best price of this outstanding anti-magnetic field relay.  Refer to its product datasheet for more technical details: Latching-Relay-HTLW-R111-80A-250Vac



90A Magnetic Latching Relay Products:

1). HTLW-R102-90A 250Vac

  • Maximum Switching Current: 90A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 39 x 33 x 18
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the top cheap price of this high performance latching relay. Refer to its datasheet for more technical details: Latching-Relay-HTLW-R102-90A-250Vac


2). HTLW-R104-90A 250Vac

  • Maximum Switching Current: 90A
  • Contact Resistance at Rated Current: 0.5mΩ Max.
  • Contact Form: 1A, 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 2,000Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Endurance life (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 37 x 35 x 18
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

Please contact us to find out the great price of this magnetic latching relay. Refer to its product datasheet for more technical details: Latching-Relay-HTLW-R104-90A-250Vac


3). HTLW-R105-90A 250Vac

  • Maximum Switching Current: 90A
  • Contact Resistance: 1mΩ Max.
  • Contact Form: 1B
  • Insulation Resistance: 1,000MΩ Min. (500Vdc)
  • Dielectric Strength: between contacts - 1,500Vac (50/60Hz 1min); between contact and coil - 4,000Vac (50/60Hz 1min)
  • Operation Endurance (under 277Vac): Mechanical - 1,000,000 OPS; Electrical - 10,000 OPS
  • Ambient Temperature: -40℃ - +70℃
  • Dimensions: 38 x 30 x 17
  • Applications: smart metering (power meter), electrical remote control, energy compound switch (SCR combined switch), energy leakage protection etc...

90A Magnetic Latching Relay at Great Price

HTLW-R105-90A 250Vac: Interested in this latching relay and want to know the price? Contact Us to find out...

For more technical details of this magnetic latching relay, please download its product datasheet: Latching-Relay-HTLW-R105-90A-250Vac




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