ESB25-04N-03

Name: ESB25-04N-03
Brand: ABB
SKU: ESB25-04N-03

The ABB ESB25-04N-03 installation contactor is designed to control single and three-phase loads up to 25A, operating on both AC and DC. It offers hum-free operation, low power consumption, and integrated overvoltage protection, making it ideal for household and industrial applications.

Product ModelESB25-04N-03

Material Number1SAE231111M0304

Product ID69937

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Efficient Load ControlThe ESB25-04N-03 contactor efficiently controls single and three-phase loads up to 25A, ensuring reliable operation in various electrical environments.
2
2. Hum-Free OperationThis contactor provides hum-free operation, reducing noise levels and enhancing overall system performance.
3
3. Low Power ConsumptionDesigned with energy efficiency in mind, the ESB25-04N-03 contactor minimizes power consumption, reducing operational costs and environmental impact.
4
4. Integrated Overvoltage ProtectionEquipped with integrated overvoltage protection, this contactor safeguards your electrical system from potential damage caused by voltage surges.
5

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

36 mm

Product Net Height

85 mm

Product Net Depth / Length

65 mm

Product Net Weight

0.245 kg

Rated Operational Voltage

Main Circuit 220 V DC Main Circuit 400 V AC

Rated Control Circuit Voltage (Uc)

48 V

5. Versatile ApplicationSuitable for both household and industrial applications, the ESB25-04N-03 contactor offers versatility and reliability in a compact design.

Rated Frequency (f)

Control Circuit 400 Hz Control Circuit 50 Hz Control Circuit 60 Hz Control Circuit DC Main Circuit 50 Hz Main Circuit 60 Hz Main Circuit DC

Rated Operational Current AC-1 (Ie)

(NC) 25 A

Rated Operational Current AC-3 (Ie)

(230 V) Single Phase, NC 6 A

Rated Operational Power AC-1 (Pe)

(230 V) Single Phase, NC 5.8 kW (400 V) Three Phase, NC 17.3 kW

Rated Operational Power AC-3 (Pe)

(230 V) Single Phase, NC 0.9 kW (400 V) Three Phase, NC 2.7 kW

Rated Operational Current AC-7a (Ie)

(NC) 25 A

Rated Operational Power AC-7a (Pe)

(230 V) Single Phase, NC 5.8 kW (400 V) Three Phase, NC 17.25 kW

Rated Operational Current AC-7b (Ie)

(400 V) Three Phase, NC 6 A

Rated Operational Power AC-7b (Pe)

(230 V) Single Phase, NC 2.7 kW (400 V) Three Phase, NC 2.7 kW

Recommended Screw Driver

Control Circuit Pozidriv 1 Main Circuit Pozidriv 1

Rated Impulse Withstand Voltage (Uimp)

6 kV

Rated Insulation Voltage (Ui)

500 V

Connecting Capacity Main Circuit

Flexible with Ferrule 1x 1.5 ... 10 mmÂ² Flexible with Ferrule 2x 1.5 ... 2.5 mmÂ² Flexible with Insulated Ferrule 1x 1.5 ... 10 mmÂ² Flexible with Insulated Ferrule 2x 1.5 mmÂ² Flexible 1x 1.5 ... 10 mmÂ² Flexible 2x 1.5 ... 4 mmÂ² Rigid 1x 1.5 ... 10 mmÂ² Rigid 2x 1.5 ... 4 mmÂ²

Connecting Capacity Control Circuit

Flexible with Ferrule 1x 1 ... 2.5 mmÂ² Flexible with Ferrule 2x 0.75 ... 1 mmÂ² Flexible with Insulated Ferrule 1x 1 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.75 ... 1 mmÂ² Flexible 1x 1 ... 4.0 mmÂ² Flexible 2x 1 ... 2.5 mmÂ² Rigid 1x 1 ... 4 mmÂ² Rigid 2x 1 ... 2.5 mmÂ²

Tightening Torque

Control Circuit 0.9 NÂ·m Main Circuit 1 NÂ·m

Wire Stripping Length

Control Circuit 7 mm Main Circuit 10 mm

Degree of Protection

IP20

Electrical Durability

AC-1 (NC) 50000 cycle AC-3 (NC) 340000 cycle AC-7a (NC) 50000 cycle AC-7b (NC) 340000 cycle

Mechanical Durability

1000000 cycle

Number of Poles

Number of Auxiliary Contacts NC

Number of Auxiliary Contacts NO

Number of Main Contacts NC

Number of Main Contacts NO

Width in Number of Modular Spacings

2.0

Pollution Degree

Standards

IEC/EN 60947-1 IEC/EN 60947-4-1 IEC/EN 61095 UL 60947-1 UL 60947-4-1 IEC 60335-2-40 A2L

Maximum Operating Voltage UL/CSA

Main Circuit 480 V AC

Horsepower Rating UL/CSA

(220 ... 240 V AC) Single Phase, NC 1 Hp (220 ... 240 V AC) Three Phase, NC 3 Hp (440 ... 480 V AC) Single Phase, NC 0.5 Hp (440 ... 480 V AC) Three Phase, NC 2 Hp

Connecting Capacity Main Circuit UL/CSA

Solid 16-8 AWG Stranded 16-8 AWG

Connecting Capacity Control Circuit UL/CSA

Solid 16-10 AWG Stranded 16-10 AWG

Tightening Torque UL/CSA

Control Circuit 8 inÂ·lb Main Circuit 9 inÂ·lb

Ambient Air Temperature

Operation -25 ... +55 Â°C Storage -40 ... +80 Â°C

Maximum Operating Altitude Permissible

2000 m

Resistance to Shock acc. to IEC 60068-2-27

11 ms Pulse 15g

RoHS Status

Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019

Object Classification Code

ETIM 5

EC001653 - Installation contactor for distribution board

ETIM 6

EC001653 - Installation contactor for distribution board

ETIM 7

EC001653 - Installation contactor for distribution board

eClass

V11.0 : 27142308

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4759 >> Installation contactor for distribution board

ETIM 8

EC001653 - Installation contactor for distribution board

Manufacturer ID

1SAE231111M0304