Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
11B1800048 – 3P CONTACTOR B180.00 48V
Lovato 11B1800048 three-pole industrial contactor with 185 A AC-3 operational current rating and 48 V AC/DC control coil for industrial motor control and power switching applications.
Why Choose the Lovato 11B1800048 Power Contactor?
The Lovato 11B1800048 is a heavy-duty three-pole power contactor designed for reliable switching of high-power three-phase motors and demanding industrial electrical loads. Part of the trusted Lovato B180 contactor series, it is engineered to deliver dependable performance for industrial automation, motor control centres and OEM machinery.
Equipped with a 48V AC/DC universal control coil, this contactor provides excellent flexibility for industrial control systems using either AC or DC control voltages. Its robust construction, high insulation ratings and long mechanical life make it ideal for continuous operation in demanding industrial environments.
With an IEC AC-3 operational current of 185A, an AC-1 thermal current rating of 275A and the capability to control motors up to 100kW at 400V AC, the 11B1800048 is perfectly suited for compressors, pumps, conveyors, HVAC systems and heavy industrial machinery.
Key Advantages
- Heavy-duty three-pole industrial power contactor.
- 185A IEC AC-3 operational current.
- 275A AC-1 thermal current rating.
- 48V AC/DC universal control coil.
- Long mechanical and electrical operating life.
- Ideal for industrial motor control and automation systems.
Key Features
- Lovato B180 series power contactor.
- 3 main poles.
- 185A IEC AC-3 rated operational current.
- 275A AC-1 rated operational current.
- 100kW motor rating at 400V AC-3.
- 48V AC/DC control coil.
- 1000V rated insulation voltage (Ui).
- Screw mounting with bolt-connected power terminals.
Reliable Motor Control for Industrial Applications
The Lovato 11B1800048 is designed to provide dependable switching of large three-phase motors and heavy industrial electrical loads. Its heavy-duty contact system helps maximise equipment uptime while reducing maintenance requirements in demanding production environments.
The universal 48V AC/DC control coil provides installation flexibility across industrial control systems, making this contactor an excellent choice for modern automation panels, OEM machinery and motor control centres.
Typical Applications
- Industrial motor starters.
- Pumps and water treatment plants.
- Compressors and HVAC equipment.
- Conveyor and material handling systems.
- Manufacturing machinery.
- OEM automation systems and industrial control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Terminal Type | Bar / bolt | |
|---|---|---|
| Coil Type | AC, AC/DC, DC | |
| Coil Voltage Range | 42–48 V | |
| Power | 100 kW | |
| Current | 185 A | |
| Voltage | 48 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 3-pole | |
| Device Type | Contactor | |
| Current AC-1 | 275 A | |
| Series | B180 | |
| Product type | Three-pole industrial contactor | |
| Rated operational current (AC-3) | 185 A | |
| Rated operational current (AC-1 at 400 V) | 275 A | |
| Rated operational power at 400 V AC-3 | 100 kW | |
| Control coil voltage | 48 V AC/DC | |
| Control frequency | 50/60 Hz | |
| Maximum operational voltage | 690 V AC | |
| Number of poles | 3 | |
| Main contacts | 3 NO | |
| Type of coil | AC/DC coil | |
| Mounting type | Screw mounting | |
| Connection type | Bolt connection | |
| Protection rating | IP20 terminals | |
| Operating temperature | -50 °C to +70 °C | |
| Width | approx. 120 mm | |
| Height | approx. 170 mm | |
| Weight | approx. 5.46 kg | |
| Package dimensions | approx. 173 × 124 × 194 mm | |
| EAN | 8013975026120 | |
| HS Code | 85365080 | |
| 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 |
Frequently Asked Questions
What is the Lovato 11B1800048 used for?
It is a heavy-duty three-pole power contactor designed for switching high-power 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 185A.
What motor size can it control?
It is suitable for controlling motors up to 100kW at 400V AC-3.
Where is this contactor typically installed?
It is commonly installed in industrial motor control centres, automation panels, switchgear and heavy-duty electrical installations.
Trusted by Industrial Engineers Worldwide
Lovato Electric B180 contactors are trusted by machine builders, OEM manufacturers and industrial maintenance professionals for dependable switching performance, long service life and reliable operation in demanding industrial applications.
