1SFA611621R2045 ABB MLBL-04BW White LED Lamp Block 110–130 V AC

1SFA611621R2045 ABB MLBL-04BW White LED Lamp Block 110–130 V AC

ABB MLBL-04BW 1SFA611621R2045 is a rear-mounted white integrated LED lamp block rated for 110–130 V AC, designed for compatible ABB industrial pilot, control and signalling applications.

SKU: 1SFA611621R2045Alt SKU: MLBL-04BWMPN: 1SFA611621R2045
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Manufacturer Lead Time

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Why Choose the ABB MLBL-04BW Lamp Block?

The ABB MLBL-04BW is a compact and reliable white LED lamp block designed for visual indication in industrial control, signalling and automation applications. Supplied under ABB order code 1SFA611621R2045, it forms part of the ABB MLBL modular pilot device range and provides integrated LED illumination for compatible operator and signalling devices.

The MLBL-04BW incorporates an integrated white LED light source, providing clear illumination without requiring a separate replaceable lamp. Designed as a rear-mounted LED block, it can be used in compatible ABB MEP plastic enclosures or DIN-rail installations, making it a flexible solution for industrial operator interfaces and control equipment.

With a rated operating voltage of 110–130 V AC and a rated current of 15 mA, the MLBL-04BW is designed for industrial AC control circuits. Its white LED provides a neutral, highly visible indication suitable for machine status, process signalling and illuminated control functions.

Key Advantages

  • Compact LED lamp block designed for ABB modular pilot devices.
  • Integrated white LED provides clear visual status indication.
  • 110–130 V AC rated operating voltage for industrial control applications.
  • 15 mA rated current for efficient LED illumination.
  • Rear-mounted construction suitable for compatible MEP plastic enclosures or DIN-rail installations.
  • Integrated LED eliminates the need for a separate replaceable lamp.

Key Features

  • ABB MLBL modular LED lamp block.
  • White integrated LED illumination.
  • 110–130 V AC rated operating voltage.
  • 15 mA rated current.
  • White LED chromaticity coordinates of approximately X=0.31, Y=0.32.
  • Rear mounting for compatible ABB pilot device installations.
  • Suitable for MEP plastic enclosures and DIN-rail mounting applications.
  • Screw connection for the auxiliary circuit.

Reliable Illumination for Industrial Pilot Devices

LED lamp blocks provide visual feedback within industrial operator interfaces, allowing machine operators and maintenance personnel to identify operating conditions quickly. By integrating the LED directly into the lamp block, the ABB MLBL-04BW provides a compact illumination solution that simplifies pilot device assembly and eliminates the need to install a separate conventional lamp.

The MLBL-04BW is designed for rear-mounted applications and can be used in compatible ABB MEP plastic enclosures or on DIN rail. Its 110–130 V AC operating range and white illumination make it suitable for a variety of machine status, process indication and industrial signalling duties.

Typical Applications

  • Industrial control panels and operator stations.
  • Illuminated pushbutton and pilot device assemblies.
  • Machine control and automation systems.
  • Process control and production equipment.
  • Electrical status and operating indication.
  • MEP plastic enclosures and DIN-rail control assemblies.

Technical Specifications

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Illumination Illuminated
Device Type LED / Lamp Block
Product Series ABB MLBL
Colour White
Voltage 110–130 V AC
Series MLBL
ABB order code 1SFA611621R2045
Product group 312001-Pilot Devices (Secrl)
Product type LED lamp block
Accessory type LED and lamp blocks
Illumination type Integrated LED
LED colour White
Rated operating voltage 110–130 V AC
Rated current 15 mA
White chromaticity X=0.31, Y=0.32
Mounting type Rear mounting
Connection type Screw connection
Integrated transformer No
Integrated LED Yes
Integrated diode Yes
Weight approx. 0.012 kg

Frequently Asked Questions

What is the ABB MLBL-04BW used for?

The ABB MLBL-04BW is a white LED lamp block used to provide visual status indication in compatible ABB modular pilot devices, industrial control equipment and signalling assemblies.

What voltage does the ABB MLBL-04BW require?

The MLBL-04BW is designed for a rated operating voltage of 110–130 V AC.

What colour is the MLBL-04BW LED?

The MLBL-04BW incorporates a white LED, providing neutral and clearly visible illumination for industrial control and signalling applications.

Does the ABB MLBL-04BW include the LED?

Yes. The MLBL-04BW incorporates an integrated LED light source, so a separate replaceable lamp is not required.

Where can the ABB MLBL-04BW be installed?

The MLBL-04BW is designed for rear mounting and can be used in compatible ABB MEP plastic enclosures or DIN-rail installations.

Trusted ABB Pilot Device Technology

ABB modular pilot devices provide dependable control and signalling solutions for industrial machinery and automation systems, with the MLBL-04BW delivering compact white LED illumination for compatible operator interfaces, enclosures and control equipment.