ABB MCB-02 contact block, a front mounting auxiliary contact block with 2 NO and 2 NC contacts for ABB modular pilot devices and industrial control systems.
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The ABB 1SFA611610R1020 MCB-02 is a reliable auxiliary contact block designed for use with ABB modular plastic pilot devices, providing dependable switching performance for industrial control and signalling applications. As part of the ABB modular range, this contact block offers flexible installation options and high electrical ratings for demanding automation environments.
This contact block is designed for front mounting and features a compact construction that simplifies integration into control stations and operator panels. Its robust contact design helps ensure reliable operation, long mechanical life and consistent performance in industrial applications.
With 2 normally open (NO) contacts and 2 normally closed (NC) contacts, the ABB MCB-02 provides versatile auxiliary switching functionality for push buttons, selector switches and other ABB pilot devices. Its screw clamp terminals and compact design make it suitable for a wide range of machine control systems.
Key Advantages
Compact auxiliary contact block for ABB modular pilot devices.
2 NO and 2 NC contacts for flexible control circuit configuration.
High electrical ratings up to 690 V.
Front mounting design for straightforward panel installation.
Reliable mechanical durability with up to 10 million operations.
Suitable for industrial automation, control panels and machine building applications.
Key Features
ABB MCB-02 contact block.
Product code: 1SFA611610R1020.
Non-illuminated double contact block.
2 normally open (NO) contacts.
2 normally closed (NC) contacts.
Front mounting configuration.
Screw terminal connection system.
Silver (Ag) contacts for reliable switching performance.
Reliable Switching for Industrial Control Systems
Auxiliary contact blocks provide additional switching contacts for control circuits, allowing operators and automation systems to monitor, control and signal equipment status. The ABB MCB-02 is designed to deliver dependable electrical performance within industrial control and automation installations.
The ABB modular plastic range enables machine builders and panel manufacturers to create flexible operator interfaces using compatible push buttons, selector switches and pilot devices. The MCB-02 contact block supports efficient installation and reliable long-term operation.
Typical Applications
Industrial control panels.
Machine automation systems.
Operator control stations.
Push button and selector switch assemblies.
Manufacturing equipment.
OEM electrical control solutions.
Technical Specifications
Manufacturer
ABB
Series
Modular Plastic Range
Model
MCB-02
Product code
1SFA611610R1020
Product type
Auxiliary contact block
Function
Non-illuminated double contact block
Mounting type
Front mounting
Number of NO contacts
2
Number of NC contacts
2
Rated insulation voltage
690 V
Rated operational voltage
Maximum 690 V
Rated frequency
50 / 60 Hz
Rated operational current AC-15
6 A at 230 V AC
Rated operational current DC-13
5 A at 24 V
Protection rating
IP20 (terminals)
Mechanical durability
10 million operations
Terminal type
Screw terminals
Tightening torque
0.9 N·m
Dimensions (H × W × D)
44 × 20 × 28 mm
Weight
approx. 0.04 kg
Frequently Asked Questions
What is the ABB MCB-02 used for?
The ABB MCB-02 is an auxiliary contact block used to provide additional switching contacts for ABB modular pilot devices in industrial control applications.
How many contacts does the MCB-02 have?
The MCB-02 has 2 normally open (NO) contacts and 2 normally closed (NC) contacts.
What voltage rating does the ABB MCB-02 support?
The MCB-02 has a maximum rated operational voltage of 690 V.
How is the ABB MCB-02 installed?
The contact block is designed for front mounting with screw terminal connections.
Which ABB products are compatible with this contact block?
The MCB-02 is compatible with ABB modular plastic range pilot devices including push buttons and selector switches.
Trusted by Industrial Control Engineers
ABB modular contact blocks are widely used in industrial automation and machine control applications where reliable switching, flexible configuration and long service life are required.
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Manufacturer
ABB
Series
Modular Plastic Range
Model
MCB-02
Product code
1SFA611610R1020
Product type
Auxiliary contact block
Function
Non-illuminated double contact block
Mounting type
Front mounting
Number of NO contacts
2
Number of NC contacts
2
Rated insulation voltage
690 V
Rated operational voltage
Maximum 690 V
Rated frequency
50 / 60 Hz
Rated operational current AC-15
6 A at 230 V AC
Rated operational current DC-13
5 A at 24 V
Protection rating
IP20 (terminals)
Mechanical durability
10 million operations
Terminal type
Screw terminals
Tightening torque
0.9 N·m
Dimensions (H × W × D)
44 × 20 × 28 mm
Weight
approx. 0.04 kg
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...