BF18T4D125 - 4P CONTACTOR NO 32A AC1 125VDC

Why Choose the BF18T4D125?

Engineered for reliable switching, the Lovato BF18T4D125 is a four-pole contactor with a 125 V DC coil, ideal for AC-1 resistive loads up to 32 A and AC-3 motor loads of 18 A/7.5 kW at 400 V. The compact BF18 platform supports screw or 35 mm DIN rail mounting, helping panel builders save space and time. SKU BF18T4D125 suits demanding industrial environments and integrates smoothly into new builds and upgrades.

Rated Ui 690 V and Uimp 6 kV, this contactor offers robust insulation and impulse performance, with a mechanical life of 20,000,000 cycles. It operates from -50 to 70 °C up to 3000 m altitude, Pollution Degree 3. Conforms to IEC/EN/BS 60947-1 and -4-1, plus UL and CSA standards, and carries a Sustainability certification, assuring dependable operation and compliance in control panels and OEM machinery.

Key Benefits

• Four-pole configuration for flexible power and control circuit switching.
• 32 A AC-1 rating for reliable resistive load control.
• 18 A/7.5 kW AC-3 at 400 V for motor applications.
• 125 V DC coil ensures stable operation in DC control systems.
• Screw or 35 mm DIN rail mounting simplifies panel installation.
• Rated Ui 690 V and Uimp 6 kV for enhanced insulation strength.
• Wide -50 to 70 °C operating range for harsh environments.
• Long mechanical life of 20,000,000 cycles reduces maintenance.

Technical Specification

• Product type designation: BF18
• Number of poles: 4
• Rated insulation voltage Ui (IEC/EN): 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Ith (IEC): 32 A
• Terminal tightening torque: 1.5 to 1.8 Nm
• Weight: 496 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 BF18T4D125 four-pole contactor
• Manufacturer datasheet (digital download)
• Original manufacturer packaging

Applications

• Motor switching up to 18 A/7.5 kW at 400 V (AC-3)
• Resistive load control up to 32 A (AC-1)
• Industrial control panels with 125 V DC control circuits
• OEM machinery requiring four-pole power switching
• Installations using 35 mm DIN rail or screw mounting

Safety note: Install and commission only by qualified personnel. Isolate all power before work, follow IEC/EN/BS 60947 practices, and tighten terminals to 1.5 to 1.8 Nm.