Call Us Today
01706 242050
Trade Portal
11B145SL0048 - 3P CONTACTOR 48V W/O LATCH

11B145SL0048 – 3P CONTACTOR 48V W/O LATCH

Lovato 11B145SL0048 heavy-duty three-pole industrial contactor with 150 A AC-3 rating, 48 V AC/DC control coil and compatibility with optional G495 mechanical latch module for industrial motor control and power switching applications.

SKU: 11B145SL0048Alt SKU: B145SL0048MPN: 11B145SL0048
Price
List Price £1,172.12 ex VAT
Your Price (ex VAT)
£1,172.12
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

Sign up for a trade account Quick & easy setup
SUBTOTAL (EX VAT) £1,172.12
Trade pricing is personalised to your account

Manufacturer Lead Time

£1,172.12

Why Choose the Lovato 11B145SL0048 Power Contactor?

The Lovato 11B145SL0048 is a robust three-pole power contactor engineered for reliable switching of high-power three-phase motors and industrial electrical loads. As part of the dependable Lovato B145 contactor series, it delivers outstanding performance for demanding industrial automation, motor control and power distribution applications.

Featuring a 48V AC/DC universal control coil and compatibility with the optional G495 mechanical latch, this contactor provides exceptional installation flexibility for OEM machine builders, panel manufacturers and maintenance engineers. Its heavy-duty design offers long mechanical and electrical life, ensuring reliable operation in challenging industrial environments.

With an IEC AC-3 operational current of 150A and the capability to control motors up to 80kW at 400V AC, the 11B145SL0048 is ideally suited for compressors, conveyors, pumps, HVAC systems and large industrial machinery.

Key Advantages

  • Heavy-duty three-pole industrial power contactor.
  • 150A IEC AC-3 operational current for demanding motor applications.
  • 48V AC/DC universal control coil.
  • Compatible with optional G495 mechanical latch.
  • Long mechanical and electrical service life.
  • Ideal for industrial automation, OEM machinery and motor control panels.

Key Features

  • Lovato B145 series power contactor.
  • 3 main poles.
  • 150A IEC AC-3 rated operational current.
  • 250A AC-1 rated operational current.
  • 80kW motor rating at 400V AC-3.
  • 48V AC/DC control coil.
  • Prepared for optional G495 mechanical latch.
  • Screw mounting with heavy-duty power terminals.

Reliable Motor Control for Industrial Applications

The Lovato 11B145SL0048 is designed to provide dependable switching of high-current three-phase motors and industrial electrical loads. Its rugged construction and high-quality contact system help maximise equipment uptime while reducing maintenance requirements in demanding production environments.

The universal 48V AC/DC control coil simplifies integration into industrial control systems while optional mechanical latching capability provides additional flexibility for specialist switching applications.

Typical Applications

  • Industrial motor starters.
  • Pumps and water treatment plants.
  • Compressors and HVAC equipment.
  • Material handling and conveyor systems.
  • Manufacturing machinery.
  • OEM control panels and automation systems.

Technical Specifications

Coil Voltage Range 42–48 V
Power 80 kW
Current 150 A
Voltage 48 V
Phase Three Phase
Series B145
Product type Three-pole industrial contactor
Number of poles 3
Main contacts 3 NO
Rated thermal current (AC-1) 250 A
Rated operational current (AC-3 at 400 V) 150 A
Rated operational current (AC-4 at 400 V) 57 A
Rated motor power at 400 V AC-3 80 kW
Maximum operational voltage 690 V AC
Rated insulation voltage (Ui) 1000 V
Impulse withstand voltage (Uimp) 8 kV
Control coil voltage 48 V AC/DC
Coil type Universal AC/DC electronic coil
Mechanical latch compatibility Predisposed for G495 mechanical latch
Mounting type Screw mounting
Terminal protection IP20
Weight Approx. 5.32 kg
Package dimensions Approx. 173 × 124 × 194 mm
EAN 8013975047989
Operating temperature -50 °C to +70 °C
Storage temperature -60 °C to +80 °C
Maximum altitude 3000 m
Pollution degree 3
Standards IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-1, UL 60947-4-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-4-1
Approvals cULus, EAC, CCC, UKCA, LOVAG
Poles 3-pole
Device Type Contactor
Coil Type AC/DC
Current AC-1 250 A

Frequently Asked Questions

What is the Lovato 11B145SL0048 used for?

It is a heavy-duty three-pole power contactor designed for switching large three-phase motors and industrial electrical loads.

What control voltage does this contactor require?

The contactor features a 48V AC/DC universal control coil.

What is the AC-3 current rating?

The contactor has an IEC AC-3 operational current rating of 150A.

What size motors can it control?

It is suitable for controlling three-phase motors up to 80kW at 400V AC-3.

Can a mechanical latch be fitted?

Yes. The 11B145SL0048 is prepared for the optional Lovato G495 mechanical latch accessory.

Trusted by Industrial Engineers Worldwide

Lovato Electric B145 contactors are widely trusted by machine builders, panel manufacturers and industrial maintenance professionals for reliable motor switching, long service life and dependable industrial performance.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

by | Aug 11, 2026 |

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.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

by | Jan 17, 2026 |

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...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

by | Jan 17, 2026 |

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...