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BF09T4D125 – 4P CONTACTOR NO 25A AC1 125VDC
Lovato BF09T4D125 BF09 four-pole power contactor with 125 V DC coil, 4 NO contact configuration, 25 A AC-1 current rating and 9 A AC-3 rating at 400 V. Suitable for industrial control panels, DC control circuits, automation systems, motor switching and selected DC switching applications where correctly derated.
£73.21
Why Choose the Lovato BF09T4D125 Contactor?
The Lovato BF09T4D125 is a compact and reliable four-pole power contactor designed for industrial switching, motor control and automation applications. Part of the trusted Lovato BF09 contactor series, it provides dependable electrical control for machinery, control panels and industrial automation systems.
This contactor features a 125 V DC coil and four normally open main contacts, making it suitable for switching motors and electrical loads in industrial environments where DC control voltage is required. Its compact construction enables efficient installation while maintaining high switching reliability and long service life.
With an AC-1 rated current of 25 A and an AC-3 rating of 9 A at 400 V, the BF09T4D125 is ideal for OEM machinery, pumps, fans, compressors and industrial control systems requiring dependable DC coil contactor performance.
Key Advantages
- Compact four-pole contactor designed for industrial switching applications.
- 125 V DC coil suitable for industrial DC control circuits.
- 25 A AC-1 thermal current rating for reliable load switching.
- 9 A AC-3 motor rating at 400 V for industrial motor control.
- Flexible installation with screw fixing or 35 mm DIN rail mounting.
- Designed for reliable operation in demanding automation environments.
Key Features
- Lovato BF09 contactor series.
- 4 normally open main contacts.
- 125 V DC operating coil.
- 25 A Ith / AC-1 rated operational current.
- 9 A AC-3 rated current at 400 V.
- 4.2 kW AC-3 motor switching capability at 400 V.
- 690 V rated insulation voltage.
- 6 kV impulse withstand voltage.
- 5 HP UL/CSA motor rating at 480 V.
- Screw terminal connections for secure wiring.
- Compatible with Lovato BF series accessories.
Reliable Switching for Industrial Control Systems
The Lovato BF09T4D125 contactor provides dependable electromagnetic switching for industrial electrical circuits. Its 125 V DC coil enables integration with DC-based control systems, while the robust contact design ensures reliable operation of motors and electrical loads.
The BF09 series is engineered for machine builders, OEM manufacturers and automation professionals requiring compact dimensions, strong electrical performance and simple integration into modern control cabinets.
Typical Applications
- Industrial motor starters and control panels.
- Pumps, compressors and HVAC equipment.
- OEM machinery and automation systems.
- Manufacturing and processing equipment.
- Industrial distribution and switching applications.
- DC-controlled automation circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Current | 9 A | |
| Power | 4.2 kW | |
| Coil Voltage Range | 100–130 V | |
| Voltage | 125 V | |
| Phase | Single Phase | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 125 V DC | |
| Device Type | Contactor | |
| Coil Type | DC | |
| Current AC-1 | 25 A | |
| Manufacturer | Lovato Electric | |
| Series | BF09 | |
| Model | BF09T4D125 | |
| Product type | Power contactor | |
| Number of poles | 4 | |
| Main contacts | 4 NO | |
| Coil / Supply Voltage | 125 V DC | |
| Coil type | DC coil | |
| Rated operational current AC-1 | 25 A | |
| Rated operational current AC-3 | 9 A at 400 V | |
| Rated AC-3 power | 4.2 kW at 400 V | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Mounting type | Screw mounting / 35 mm DIN rail | |
| Connection type | Screw terminals | |
| Protection rating | IP20 | |
| Width | approx. 45 mm | |
| Height | approx. 81 mm | |
| Depth | approx. 99 mm | |
| Weight | approx. 494 g | |
| Operating temperature | -50 °C to +70 °C | |
| HS Code | 85365080 |
Frequently Asked Questions
What is the Lovato BF09T4D125 used for?
The BF09T4D125 is a four-pole contactor used for industrial switching, motor control and automation applications.
What coil voltage does this contactor require?
This contactor uses a 125 V DC coil for operation in DC control circuits.
What is the AC-1 current rating?
The contactor has an AC-1 rated current of 25 A.
Can this contactor control motors?
Yes. It provides 9 A AC-3 motor switching capability at 400 V and is suitable for industrial motor applications.
How is the BF09T4D125 installed?
The contactor can be installed using screw fixing or mounted on a compatible 35 mm DIN rail.
Trusted for Industrial Automation Worldwide
Lovato BF09 contactors are widely used by engineers, OEM manufacturers and automation specialists for reliable switching, efficient motor control and long-lasting industrial performance.
