BF0040D048 - CONTROL RELAY 4NO 48VDC

Why Choose the Lovato BF0040D048 Control Relay?

The Lovato BF0040D048 is a compact and dependable BF00 series control relay designed for industrial control panels, machine automation and auxiliary switching circuits. Featuring a 48 V DC coil and a built-in 4NO contact configuration, it provides reliable signal switching for control logic, interlocks, PLC interfaces and machine control systems.

As part of the Lovato BF contactor and control relay range, the BF0040D048 is suited to panel builders, maintenance engineers and OEM machine manufacturers who require a robust auxiliary switching device in a compact format. Its screw terminal connections and 35 mm DIN rail or screw mounting options make installation straightforward inside electrical control cabinets and automation panels.

With 4 normally open poles, 48 V DC coil operation and industrial approvals including CCC, EAC and cULus, the BF0040D048 is well suited to demanding control environments where dependable auxiliary contact switching is required.

Key Advantages

• Compact Lovato BF00 series control relay for industrial automation circuits.
• 48 V DC coil for low-voltage DC control systems.
• Built-in 4 normally open contacts for auxiliary switching.
• 4-pole relay design suitable for control logic and signal multiplication.
• Screw terminals for secure, serviceable wiring connections.
• Flexible 35 mm DIN rail or screw mounting for panel installation.
• Suitable for control panels, machinery and industrial switching systems.

Key Features

• Lovato Electric BF00 control relay.
• Order code: BF0040D048.
• 48 V DC rated coil voltage.
• DC coil for industrial low-voltage control circuits.
• 4NO auxiliary contact configuration.
• 4-pole contact arrangement.
• DIN rail and screw mounting compatibility.
• Screw clamp terminals for reliable wiring.
• Designed for industrial control and automation applications.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: BF00
• Model: BF0040D048
• Product designation: Auxiliary contactor
• Product type: Control relay with AC and DC control circuit
• Coil type: DC coil
• Rated coil voltage: 48 V DC
• Number of poles: 4
• Built-in auxiliary contacts: 4NO
• Conventional free air thermal current Ith: 10 A
• Auxiliary contact rating: A600 - P600
• Rated insulation voltage Ui: 690 V
• Rated impulse withstand voltage Uimp: 6 kV
• Operational frequency: 25 to 400 Hz
• Terminal type: Screw connection
• Terminal protection: IP20 when properly wired
• Mounting type: 35 mm DIN rail or screw mounting
• Width: approx. 45 mm
• Height: approx. 81 mm
• Package dimensions: 93 x 48 x 110 mm
• Package volume: 491.04 cm³
• Weight: approx. 494 g
• Operating temperature: -50 to +70 °C
• Storage temperature: -60 to +80 °C
• Maximum altitude: 3000 m
• Mechanical durability: up to 20,000,000 cycles
• EAN: 8013975167557
• HS code: 85365080
• Certifications: CCC, EAC, cULus
• Standards: IEC/EN 60947-1, IEC/EN 60947-5-1, UL 60947-1, UL 60947-5-1, CSA C22.2 No. 60947-1, CSA C22.2 No. 60947-5-1

Reliable Control Relay Switching for Industrial Panels

Control relays such as the Lovato BF0040D048 are used to switch auxiliary control signals rather than high-power motor loads directly. They are commonly installed in control panels to manage interlocks, permissive circuits, status signalling, PLC interface logic, alarm circuits and machine control sequences.

The 4NO contact arrangement gives engineers four normally open switching paths in one compact device. This makes the BF0040D048 useful when one 48 V DC control signal needs to switch multiple auxiliary circuits at the same time, helping simplify wiring and improve panel layout.

Typical Applications

• Industrial control panels and machine cabinets.
• PLC output and low-voltage DC control signal interfacing.
• Auxiliary switching in motor control circuits.
• Interlock, permissive and sequencing circuits.
• Automation, packaging and production machinery.
• Pump, fan and process control systems.
• Panel building, maintenance and OEM electrical assemblies.

Trusted by Panel Builders Worldwide

Lovato BF series control relays are widely used by electrical engineers, panel builders and machine manufacturers for dependable auxiliary switching in industrial automation systems.