E-T-A Circuit Breakers Ltd

We provide comprehensive and globally renowned solutions for your electronic systems. For the design and production of circuit breakers for equipment protection, we provide superior services, unmatched throughout the field.

We also offer the widest range of products for circuit protection in every industrial application. Our unrivalled supply of circuit protection devices includes:

  • Thermal overcurrent circuit breakers
  • Thermal-magnetic overcurrent circuit breakers
  • Hydraulic-magnetic and magnetic overcurrent circuit breakers
  • High performance circuit breakers and battery switches
  1. Smart Power Relay E-1048-8I4-C3D0V0-4U3-1A

    Smart Power Relay E-1048-8I4-C3D0V0-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red
    With AS and SF status output minus-switching
    Without contents of group fault signal SF/LED indication SF
    Without analogue output
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  2. Smart Power Relay E-1048-8I4-C3D0V1-4U3-1A

    Smart Power Relay E-1048-8I4-C3D0V1-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red, With AS and SF status output minus-switching, Without contents of group fault signal SF/LED indication SF
    Analogue output 0 - 5V
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  3. Smart Power Relay E-1048-8I4-C3D1V0-4U3-1A

    Smart Power Relay E-1048-8I4-C3D1V0-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red
    With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload
    Without analogue output
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  4. Smart Power Relay E-1048-8I4-C3D1V1-4U3-1A

    Smart Power Relay E-1048-8I4-C3D1V1-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red, With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload
    Analogue output 0 - 5V
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  5. Smart Power Relay E-1048-8I4-C3D3V0-4U3-1A

    Smart Power Relay E-1048-8I4-C3D3V0-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red
    With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload + wire breakage on
    Without analogue output
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  6. Smart Power Relay E-1048-8I4-C3D3V1-4U3-1A

    Smart Power Relay E-1048-8I4-C3D3V1-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red, With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload + wire breakage on
    Analogue output 0 - 5V
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  7. Smart Power Relay E-1048-8I4-C3D4V0-4U3-1A

    Smart Power Relay E-1048-8I4-C3D4V0-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red, With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload + wire breakage off + wire breakage on
    Without analogue output
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  8. Smart Power Relay E-1048-8I4-C3D4V1-4U3-1A

    Smart Power Relay E-1048-8I4-C3D4V1-4U3-1A
    The Smart Power Relay E-1048-8I… - is a remotely controllable electronic load disconnecting relay with three functions in a single unit:

    - electronic relay
    - electronic overcurrent protection
    - status indication

    The 7 pin INLINE version is designed for use with various E-T-A terminal blocks, e.g. 17-P10-Si. A choice of current ratings is available from 1A through 20A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12 V/24 V - 1 A - 20 A in INLINE version
    Housing/temperature range: with housing/-40°C - +85°C (70°C at IN = 20A)
    With control input (+ control 8.5 - 32 V)
    2 LEDs: AS yellow, SF red, With AS and SF status output minus-switching
    Contents of group fault signal SF/LED indication SF: short circuit/overload + wire breakage off + wire breakage on
    Analogue output 0 - 5V
    Characteristic curve: 200ms (switch-off delay with overload)
    Voltage rating: DC 12/24 V
    Current ratings/colour of label:
    • 1A - black
    • 2A - grey
    • 3A - purple
    • 5A - light-brown
    • 7.5A - brown
    • 10A - red
    • 15A - blue
    • 20A - yellow
  9. Smart Power Relay E-1048.8S

    Smart Power Relay E-1048.8S
    The Smart Power Relay E-1048-8S is a remotely controllable electronic load disconnecting relay with two functions in a single unit:

    - electronic relay
    - electronic overcurrent protection

    A choice of current ratings is available from 1 A through 30 A. An operating voltage range of DC 9 32 V allows the connection of DC 12 V and DC 24 V loads.
  10. Smart Power Relay E-1048-8S2-C3A1-4U3-1A

    Smart Power Relay E-1048-8S2-C3A1-4U3-1A
    The Smart Power Relay E-1048-8S… is a remotely controllable electronic load disconnecting relay with two functions in a single unit:

    - electronic relay
    - electronic overcurrent protection

    A choice of current ratings is available from 1A through 30A. An operating voltage range of DC 9 - 32V allows the connection of DC 12 V and DC 24 V loads.

    Smart Power Relay DC 12/24 V, ratings 1 through 25 A, SLIMLINE design
    Without enclosure, temperature range 40 - 85°C (70 °C at 25 A); LED indication: yellow AS (control signal), red SF (group fault signal)
    Without status output minus switching
    short circuit and overload indication, 200ms switch-off delay at overload; DC 12/24 V
    Current ratings:
    • 1A
    • 2A
    • 3A
    • 5A
    • 7.5A
    • 10A
    • 15A
    • 20A
    • 25A