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Installation contactor for distribution board

Installation contactors for distribution boards are compact electromechanical switching devices designed for mounting on DIN rails within electrical panels. These components, often referred to as impulse relays or remote control switches, typically feature 2P or 4P configurations with rated currents ranging from 16A to 63A, operating at voltages...

Installation contactors for distribution boards are compact electromechanical switching devices designed for mounting on DIN rails within electrical panels. These components, often referred to as impulse relays or remote control switches, typically feature 2P or 4P configurations with rated currents ranging from 16A to 63A, operating at voltages up to 400V AC. They are engineered for high mechanical endurance, often exceeding 1 million cycles, and include integrated auxiliary contacts for status feedback. The design prioritizes space efficiency and heat dissipation, making them ideal for modular installations in residential and commercial power distribution systems.

These contactors are primarily deployed in distribution boards for lighting control, HVAC systems, and load management in buildings. They are essential in automation systems for switching resistive and inductive loads, such as heating elements, pumps, and fans. Common applications include stairwell lighting automation, time-controlled circuits, and remote switching in smart home setups. They also serve in industrial control panels for motor starting and capacitor bank switching, where reliable isolation and low coil consumption are critical.

Key subcategories include 2-pole and 4-pole installation contactors, with models like the Eaton xStart series or ABB ESB series. Article codes often follow patterns such as "ESB20-40" for a 20A 4-pole unit or "ESC24-20" for a 24V coil variant. These codes typically encode the rated current, number of poles, and coil voltage. For example, a 40A 2-pole contactor with 230V coil might be coded as "ESC40-22". Always verify the specific manufacturer's coding system for exact specifications.

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Manufacturer Code Reference Catalog Number Description Delivery Price

5TT5030-2

5TT5030-2

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INSTA contactor with 4 NO contacts Contact for 230 V AC, 400V 25A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 4 NA CONTACTS FOR AC 230, 400V 25A CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5030-1

5TT5030-1

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INSTA contactor with 4 NO contacts Contact for 230 V AC, 400V 25A Control 115V AC 110V DC

INSTALLATION CONTACTOR WITH 4 NA CONTACTS FOR AC 230, 400V 25A REMOTE CONTROL TO AC115V DC110V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5032-2

5TT5032-2

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INSTA contactor with 2 NO contacts and 2 NC Contact for 230 V AC, 400V 25A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 2 NA CONT. AND 2 NC CONT. FOR AC 230, 400V 25A COMMAND TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5852-2

5TT5852-2

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INSTA contactor with 2 NO contact and 2 NC contacts Contact for 230 V AC, 400V 63A Control 24 V AC

Installation contactor, 70 mm, 2NA+2NC contacts, 24V AC drive, 63A, s/manual control. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

5TT5040-0

5TT5040-0

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INSTA contactor with 4 NO contacts Contact for 230 V AC, 400V 40A Control 230 V AC 220 V DC

INSTALLATION CONTACTOR WITH 4 NA CONTACTS FOR AC 230, 400V 40A REMOTE CONTROL TO AC230V DC220V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5831-0

5TT5831-0

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400 V 25 A Control 230 V AC

Installation contactor, 70 mm, contacts 3NA+1NC, drive 230V AC, 25A, s/manual control. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5831-2

5TT5831-2

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400V 25A Control 24 V AC

Installation contactor, 70 mm, contacts 3NA+1NC, drive 24V AC, 25A, s/manual control. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

5TT5831-6

5TT5831-6

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INSTA contactor 0/1-automatic with 3 NO contacts and 1 NC contact Contact for 230 V AC, 400 V 25 A Control 230 V AC

Installation contactor, 70 mm, 3NA+1NC contacts, drive 230V AC, 25A, w/manual control 0-I-Aut. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5831-8

5TT5831-8

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INSTA contactor 0/1-automatic with 3 NO contacts and 1 NC contact Contact for 230 V AC, 400V 25A Control 24 V AC

Installation contactor, 70 mm, 3NA+1NC contacts, 24V AC drive, 25A, w/manual control 0-I-Aut. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5841-0

5TT5841-0

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400V 40A Control 230 V AC

Installation contactor, 70 mm, contacts 3NA+1NC, drive 230V AC, 40A, s/manual control. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5042-2

5TT5042-2

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INSTA contactor with 2 NO contacts and 2 NC Contact for 230 V AC, 400V 40A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 2 NA CONT. AND 2 NC CONT. FOR AC 230, 400V 40A COMMAND TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5833-2

5TT5833-2

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INSTA contactor with 4 NC contacts Contact for 230 V AC, 400V 25A Control 24 V AC

Installation contactor, 70 mm, 4NC contacts, 24V AC drive, 25A, s/manual control. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5800-8

5TT5800-8

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INSTA contactor 0/1-automatic with 2 NO contacts Contact for 230 V AC, 400V 20A Control 24 V AC

Installation contactor, 70 mm, 2NA contacts, 24V AC drive, 20A, w/manual control 0-I-Aut. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

285735

Z-SCH230/63-04

Y7-285735

Installation contactor, 230VAC/50Hz, 4 N/C, 63A, 3HP

Z-SCH230/63-04

Eaton Distribution parts. Installation contactor, 230VAC/50Hz, 4 N/C, 63A, 3HP

 		2 View Availability View Price

5TT5031-2

5TT5031-2

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400V 25A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 3 NA CONT. AND 1 NC CONT. FOR AC 230, 400V 25A COMMAND TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5830-8

5TT5830-8

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INSTA contactor 0/1-automatic with 4 NO contacts Contact for 230 V AC, 400V 25A Control 24 V AC

Installation contactor, 70 mm, 4NA contacts, 24V AC drive, 25A, w/manual control 0-I-Aut. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5033-2

5TT5033-2

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INSTA contactor with 4 NC contacts Contact for 230 V AC, 400V 25A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 4 NC CONTACTS FOR AC 230, 400V 25A REMOTE CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5841-8

5TT5841-8

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INSTA contactor 0/1-automatic with 3 NO contacts and 1 NC contact Contact for 230 V AC, 400V 40A Control 24 V AC

Installation contactor, 70 mm, 3NA+1NC contacts, 24V AC drive, 40A, w/manual control 0-I-Aut. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

5TT5043-2

5TT5043-2

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INSTA contactor with 4 NC contacts Contact for 230 V AC, 400V 40A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 4 NC CONTACTS FOR AC 230, 400V 40A ACTIVIATION ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5832-0

5TT5832-0

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INSTA contactor with 2 NO contact and 2 NC contacts Contact for 230 V AC, 400 V 25 A Control 230 V AC

Installation contactor, 70 mm, contacts 2NA+2NC, drive 230V AC, 25A, s/manual control. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5832-2

5TT5832-2

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INSTA contactor with 2 NO contact and 2 NC contacts Contact for 230 V AC, 400V 25A Control 24 V AC

Installation contactor, 70 mm, contacts 2NA+2NC, drive 24V AC, 25A, s/manual control. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

5TT5030-8

5TT5030-8

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INSTA contactor 0/1-automatic with 4 NO contacts Contact for 230 V AC, 400V 25A Control AC/24 V DC

INSTALLATION CONTACTOR 0/1 AUTOMATIC WITH 4 NA CONTACTS FOR AC 230, 400V 25A CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5801-2

5TT5801-2

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INSTA contactor with 1 NO contact and 1 NC contact Contact for 230 V AC, 400V 20A Control 24 V AC

Installation contactor, 70 mm, 1NA+1NC contacts, 24V AC drive, 20A, s/manual control. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5000-0

5TT5000-0

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INSTA contactor with 2 NO contacts Contact for 230 V AC, 400V 20A Control 230 V AC 220 V DC

INSTALLATION CONTACTOR WITH 2 NA CONTACTS FOR AC 230, 400V 20A REMOTE CONTROL TO AC230V DC220V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5041-0

5TT5041-0

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400V 40A Control 230 V AC 220 V DC

INSTALLATION CONTACTOR WITH 3 NA CONT. AND 1 NC CONT. FOR AC 230, 400V 40A CONTROL TO AC230V DC220V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5051-2

5TT5051-2

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INSTA contactor with 3 NO contacts and 1 NC Contact for 230 V AC, 400V 63A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 3 NA CONT. AND 1 NC CONT. FOR AC 230, 400V 63A COMMAND TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5000-8

5TT5000-8

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INSTA contactor 0/1-automatic with 2 NO contacts Contact for 230 V AC, 400V 20A Control AC/24 V DC

INSTALLATION CONTACTOR 0/1 AUTOMATIC WITH 2 NA CONTACTS FOR AC 230, 400V 20A CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5001-8

5TT5001-8

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INSTA contactor 0/1-automatic with 1 NO contact and 1 NC contact Contact for 230 V AC, 400V 20A Control AC/24 V DC

INSTALLATION CONTACTOR 0/1 AUTOMATIC WITH 1 NA CONT. AND 1 NC CONT. FOR AC 230, 400V 20A CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5050-0

5TT5050-0

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INSTA contactor with 4 NO contacts Contact for 230 V AC, 400V 63A Control 230 V AC 220 V DC

INSTALLATION CONTACTOR WITH 4 NA CONTACTS FOR AC 230, 400V 63A CONTROL TO AC230V DC220V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

5TT5050-2

5TT5050-2

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INSTA contactor with 4 NO contacts Contact for 230 V AC, 400V 63A Control AC/24 V DC

INSTALLATION CONTACTOR WITH 4 NA CONTACTS FOR AC 230, 400V 63A CONTROL TO ACDC24V. Cancelations and returns limited. Consult conditions.

 		3 View Availability View Price

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