11BG09T4A110 Lovato contactor 4 pole AC3:9A 4kw 110vac coil

Why Choose the 11BG09T4A110?

Engineered by Lovato, the BG09 four-pole contactor delivers dependable switching for control and power circuits. Featuring an AC coil rated 110VAC at 50/60Hz and an AC-1 current of 20 A, it handles AC-3 duties up to 9 A/4.0 kW at 400 V. Versatile screw or 35 mm DIN rail mounting simplifies panel integration. Identify and order with SKU 11BG09T4A110 for straightforward specification and replacement.

Built on the BG09 platform, this contactor carries 690 V rated insulation and 6 kV impulse withstand, backed by a mechanical life of 20,000,000 cycles. It operates from -50 to +70 °C up to 3,000 m altitude, with 0.8 to 1 Nm terminal torque and pollution degree 3. Conforms to IEC/EN 60947 and UL/CSA standards for assured performance in industrial control panels.

Key Benefits

• Four-pole design for flexible power and control circuit configurations.
• 110VAC 50/60Hz AC coil suits common industrial control supplies.
• AC-3 9 A/4.0 kW at 400 V for reliable motor switching.
• AC-1 20 A rating covers resistive, heating and distribution loads.
• Screw or 35 mm DIN rail mounting speeds panel installation.
• 690 V insulation and 6 kV impulse withstand enhance safety margins.
• Wide -50 to +70 °C operating range for harsh environments.
• Long 20,000,000-cycle mechanical life reduces maintenance interventions.

Technical Specification

• Product type designation: BG09
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Ith (IEC): 20 A
• Terminal tightening torque: 0.8 to 1 Nm
• Weight: 181 g
• Mechanical life: 20000000 cycles
• Operating temperature: -50 to +70 °C
• Storage temperature: -60 to +80 °C
• Max altitude: 3000 m
• Pollution degree: 3

What’s Included

• Lovato BG09 four-pole contactor, 110VAC coil (SKU 11BG09T4A110)
• Manufacturer user and safety information
• Standard factory packaging

Applications

• Motor control up to 4.0 kW at 400 V (AC-3)
• Resistive, heating and lighting loads up to 20 A (AC-1)
• Industrial control panels and automation systems
• HVAC equipment and building services
• Distribution boards and machinery switching

Safety note: Installation must be performed by qualified personnel. Isolate all power before work, tighten terminals to 0.8–1 Nm, and follow IEC/EN 60947 and local regulations.