2051660 Cembre RF-BM4 MALE BULLET TERMINAL

2051660 Cembre RF-BM4 MALE BULLET TERMINAL

Cembre 2051660 RF-BM4 pre-insulated male bullet terminal for 0.25-1.5 mm² conductors with a 4 mm bullet connection and halogen-free polycarbonate insulation.

SKU: 2051660Alt SKU: RF-BM4MPN: 2051660
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Sold in packs of 100

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Why Choose the Cembre 2051660 RF-BM4 Male Bullet Terminal?

The Cembre 2051660 RF-BM4 is a premium pre-insulated male bullet terminal engineered to provide secure, vibration-resistant electrical connections in industrial control panels, machinery, OEM equipment and commercial electrical installations. Manufactured by Cembre, this professional-grade connector delivers outstanding electrical performance, mechanical strength and long-term reliability for demanding applications.

Manufactured from tin-plated brass with durable halogen-free polycarbonate insulation, the RF-BM4 offers excellent corrosion resistance, high dielectric strength and UL94 V0 flame-retardant performance. The unique funnel-shaped insulation entry ensures complete conductor insertion, creating consistently secure electrical and mechanical crimps.

Designed for 0.25–1.5 mm² conductors, this pre-insulated male bullet terminal features a 4 mm bullet connection, making it ideal for industrial automation, electrical panels, HVAC equipment, lighting systems and maintenance applications requiring dependable wire termination.

Key Advantages

  • Professional pre-insulated male bullet terminal.
  • Suitable for 0.25–1.5 mm² stranded conductors.
  • 4 mm male bullet connection.
  • Halogen-free (LSZH) insulation improves installation safety.
  • Tin-plated brass construction provides excellent conductivity.
  • UL94 V0 flame-retardant polycarbonate insulation.
  • Reinforced barrel for secure, vibration-resistant crimps.
  • Designed for industrial and OEM electrical installations.

Key Features

  • Manufacturer: Cembre
  • Series: RF-BM Pre-Insulated Bullet Connectors
  • Model: RF-BM4
  • Manufacturer Part Number: 2051660
  • Pre-insulated male bullet terminal.
  • Bullet size: 4 mm.
  • Wire capacity: 0.25–1.5 mm².
  • Red halogen-free polycarbonate insulation.
  • Tin-plated brass conductor body.
  • Supplied in packs of 100 terminals.

Reliable Electrical Connections for Industrial Installations

Pre-insulated bullet terminals provide secure, vibration-resistant electrical connections while helping protect conductors from mechanical stress and accidental contact. Their robust construction ensures dependable long-term performance in demanding industrial environments.

The Cembre RF-BM4 has been developed for professional electricians, panel builders and OEM manufacturers requiring reliable, standards-compliant electrical terminations for modern automation and machinery installations.

Typical Applications

  • Industrial control panels.
  • Factory automation equipment.
  • OEM machinery manufacturing.
  • HVAC control systems.
  • Lighting installations.
  • Automotive electrical systems.
  • Electrical maintenance and repair.
  • General industrial wiring.

Technical Specifications

Series RF-BM Bullet Connectors
Part Number 2051660
Product Type Pre-insulated male bullet terminal
Connection Type Male bullet connector
Bullet Size 4 mm
Conductor Size 0.25–1.5 mm²
Conductor Material Tin-plated brass
Insulation Material Polycarbonate (PC)
Insulation Colour Red
Halogen Free Yes
Flammability Rating UL94 V0
Operating Temperature -20°C to +115°C (130°C short-term)
Overall Length Approx. 25.8 mm
Pack Quantity 100
HS Code 85366990
Country of Manufacture Italy

Frequently Asked Questions

What is the Cembre 2051660 RF-BM4 used for?

It is a pre-insulated male bullet terminal designed for secure electrical connections in industrial and commercial wiring applications.

What cable sizes are compatible?

The RF-BM4 accepts stranded conductors from 0.25 mm² to 1.5 mm².

What connector size does it use?

It features a standard 4 mm male bullet connection compatible with matching female bullet connectors.

Is the terminal halogen free?

Yes. It uses low smoke zero halogen (LSZH) polycarbonate insulation with a UL94 V0 flame-retardant rating.

Where is this connector commonly used?

It is widely used in industrial automation, control panels, machinery, HVAC systems, automotive wiring and OEM electrical assemblies.

Trusted by Electrical Professionals Worldwide

Cembre insulated terminals are trusted by industrial electricians, machine builders and panel manufacturers worldwide for delivering safe, durable and dependable electrical connections in demanding applications.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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