11B25000440 - 3P CONTACTOR B250.00 440/480V

Why Choose the Lovato 11B25000440 Three Pole Power Contactor?

The Lovato 11B25000440 is a high-capacity three-pole industrial power contactor engineered for demanding motor control and power switching applications within industrial automation, energy distribution and heavy-duty machinery systems. Part of the advanced Lovato B250 series, this contactor delivers robust switching performance for large industrial loads with dependable AC/DC coil operation.

Designed for continuous industrial operation, the B250 series combines reinforced contact construction, high switching endurance and industrial-grade bolt terminal connections. The compact yet powerful design supports demanding switching duties in motor control centres, industrial HVAC systems and large automation panels.

With an IEC operational current rating of 265 A AC-3, a three-pole configuration and a 440–480 V AC/DC control coil, the 11B25000440 is ideal for high-power industrial motor control systems requiring reliable switching under heavy operating conditions.

Key Advantages

• Heavy-duty three-pole industrial contactor for large motor and power switching applications.
• 265 A AC-3 operational current rating for industrial motor control.
• 440–480 V AC/DC control coil for industrial automation systems.
• Reliable switching performance with high electrical and mechanical endurance.
• Suitable for industrial automation, HVAC and power distribution systems.
• Industrial bolt connection design for secure high-current installation.

Key Features

• Lovato B250 industrial contactor series.
• 350 A AC-1 thermal operational current.
• 265 A AC-3 operational current rating.
• 92 A AC-4 operational current at 400 V.
• Three-pole contactor configuration.
• 440–480 V AC/DC control coil.
• 140 kW motor rating at 400 V AC-3.
• Maximum operational voltage up to 1000 V.
• AC/DC low-consumption coil technology.
• Heavy-duty bolt connection terminals.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: B250
• Model: 11B25000440
• Product type: Three-pole industrial contactor
• Rated operational current (AC-1 at 400 V): 350 A
• Rated operational current (AC-3 at 400 V): 265 A
• Rated operational current (AC-4 at 400 V): 92 A
• Rated operational power at AC-3, 400 V: 140 kW
• Control coil voltage: 440–480 V AC/DC
• Voltage type for actuating: AC/DC
• Maximum operational voltage: 1000 V
• Number of poles: 3
• Main contacts: 3 NO
• Type of coil: AC/DC coil
• Mounting type: Screw mounting
• Main circuit connection: Bolt connection
• Protection rating: IP20 terminals
• Weight: 9580 g
• Package dimensions: 208 × 148 × 232 mm
• EAN: 8013975031001
• HS Code: 85365080
• Certifications: CCC, EAC, cULus
• 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

Reliable Industrial Switching Performance

Industrial contactors are designed for switching motors, resistive loads and high-power circuits under demanding operating conditions. The Lovato B250 series provides stable switching performance, high operational endurance and reliable control integration for industrial applications.

The Lovato 11B25000440 is suitable for industrial motor starters, HVAC systems, conveyors, pumps, heavy-duty machinery and large automation systems where dependable high-current switching is essential.

Typical Applications

• Industrial motor control systems.
• Heavy-duty production machinery.
• HVAC and ventilation systems.
• Power distribution and switching equipment.
• Industrial automation and OEM machinery.
• Conveyors, compressors and pumping systems.

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Trusted by Industrial Engineers Worldwide

Lovato industrial contactors are trusted by automation engineers, panel builders and OEM manufacturers for dependable switching performance, reliable motor control and long-term industrial durability.