ABB GJL121 Contactor, 48V ac Coil, 3-Pole, 20 A, 4 kW 48V ac, 3 NO/1 NC, 690V

RS Stock No.:: 721-676
Mfr. Part No.:: GJL1211001R0013
Manufacturer:: ABB

ABB GJL121 Contactor, 48V ac Coil, 3-Pole, 20 A, 4 kW 48V ac, 3 NO/1 NC, 690V

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Subtotal (1 unit)*

SGD66.33

(exc. GST)

SGD72.30

(inc. GST)

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Ready to ship from 30 June 2026

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Units	Per unit
1 +	SGD66.33

*price indicative

RS Stock No.:: 721-676
Mfr. Part No.:: GJL1211001R0013
Manufacturer:: ABB

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Coil Voltage	48V ac
	Product Type	Contactor
	Number of Poles	3
	Contact Voltage	690V
	Contact Current	20A
	Series	GJL121
	Power Rating	4kW
	Function	Control Unit
	Mount Type	DIN Rail
	Normal State Configuration	3 NO/1 NC
	Auxiliary Contact Configuration	1 NC
	Number of Auxiliary Contacts	1
	Terminal Type	Screw
	Minimum Operating Temperature	-25°C
	Control Circuit Voltage Uc	48V ac
	Operational Current Ie	16A
	Contactor Application	Control Unit
	Maximum Operating Temperature	55°C
	Width	52.5mm
	Length	46.7mm
	Standards/Approvals	IEC/EN 60947-1
	Depth	46.7mm
	Pole and Throw Configuration	3P

	Select all
	Brand ABB
	Coil Voltage 48V ac
	Product Type Contactor
	Number of Poles 3
	Contact Voltage 690V
	Contact Current 20A
	Series GJL121
	Power Rating 4kW
	Function Control Unit
	Mount Type DIN Rail
	Normal State Configuration 3 NO/1 NC
	Auxiliary Contact Configuration 1 NC
	Number of Auxiliary Contacts 1
	Terminal Type Screw
	Minimum Operating Temperature -25°C
	Control Circuit Voltage Uc 48V ac
	Operational Current Ie 16A
	Contactor Application Control Unit
	Maximum Operating Temperature 55°C
	Width 52.5mm
	Length 46.7mm
	Standards/Approvals IEC/EN 60947-1
	Depth 46.7mm
	Pole and Throw Configuration 3P

Datasheet - GJL1211001R0013

COO (Country of Origin):: DE

ABB GJL121 Series Contactor, 48V AC Coil Voltage, 20A Current Rating - GJL1211001R0013

This contactor is a robust control unit designed to manage electrical circuits with efficiency and precision. With a Compact design that measures 46.7mm in length, 52.5mm in width, and 46.7mm in depth, it features a 3-pole configuration, making it Ideal for various electrical applications. It operates effectively within a temperature range of -25 to +55°C and at a Coil voltage of 48 V AC, this unit provides reliable performance with a contact voltage rating of 690V and a contact current rating of 20 A.

Features & Benefits

• Provides efficient control for electrical circuits with 3 pole configurations
• Supports a maximum power rating of 4 kW for various applications
• Features a screw Terminal design for secure connections
• Offers one auxiliary contact with a normally closed configuration
• Designed for DIN rail mounting to optimise space in control panels

Applications

• Used for controlling motors in industrial automation systems
• Functions in lighting control circuits to enhance efficiency
• Utilised in HVAC systems to manage operational functionality
• Applicable in machinery control for seamless operational management

What is the significance of the Coil voltage for this device?

The Coil voltage of 48 V AC is Crucial as it ensures proper activation of the contactor while maintaining safe operation within its electrical circuits, preventing potential overload.

How does the auxiliary contact contribute to the functionality of this control unit?

The single normally closed auxiliary contact allows for interlocking or feedback circuits, enabling better control and monitoring of associated devices in real-time applications.

What mounting options are available for convenient installation?

This unit is specifically designed for DIN rail mounting, which simplifies installation and configuration within existing electrical panels, ensuring a tidy and efficient setup.

What thermal limits should be considered when using this contactor?

It is important to operate this contactor within the specified temperature range of -25 to +55°Cto ensure optimal performance and longevity without risk of overheating.