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BS43 Partex Blue 4mm Fork Crimp (PK100)

BS43 Partex Blue 4mm Fork Crimp (PK100)

Partex BS43 blue PVC insulated fork crimp terminal for 1.5–2.5 mm² stranded copper conductors with a 4.3 mm (M4) fork opening, supplied in packs of 100.

SKU: BS43MPN: BS43
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Why Choose the Partex BS43 Blue Insulated Fork Terminal?

The Partex BS43 is a premium PVC insulated fork (spade) crimp terminal designed to provide secure, durable electrical terminations for stranded copper conductors. Manufactured from high-conductivity C1100 tin-plated copper with robust blue PVC insulation, it delivers reliable electrical performance, corrosion resistance and long service life in industrial, commercial and OEM electrical installations.

Part of the trusted Partex BS insulated fork terminal range, the BS43 is engineered to minimise conductor strand damage while producing secure, vibration-resistant electrical connections. The open fork design allows conductors to be disconnected without completely removing the fixing screw, simplifying maintenance and reducing downtime.

Designed for 1.5–2.5 mm² stranded copper conductors (16–14 AWG) and featuring a 4.3 mm fork opening for M4 studs, the Partex BS43 is supplied in convenient packs of 100, making it ideal for electricians, panel builders, OEM manufacturers and maintenance engineers.

Key Advantages

  • Professional blue PVC insulated fork terminal.
  • M4 (4.3 mm) fork opening for secure fastening.
  • Suitable for 1.5–2.5 mm² stranded copper conductors.
  • Tin-plated C1100 copper construction provides excellent corrosion resistance.
  • Allows easy removal without completely removing the terminal screw.
  • Produces secure, vibration-resistant electrical connections.

Key Features

  • Partex BS43 insulated fork terminal.
  • Blue PVC insulation.
  • M4 (4.3 mm) fork size.
  • 1.5–2.5 mm² conductor capacity.
  • High-quality C1100 tin-plated copper construction.
  • Permanent crimp termination.
  • Suitable for stranded copper conductors.
  • Supplied in packs of 100 terminals.

Reliable Electrical Connections for Professional Installations

Insulated fork terminals provide secure mechanical and electrical connections by permanently crimping onto stranded conductors before fastening beneath terminal screws. Their fork design enables quick removal for servicing without fully removing the fixing screw, reducing maintenance time while maintaining dependable electrical contact.

Partex insulated fork terminals are trusted by electricians, OEM manufacturers and panel builders for dependable electrical terminations across industrial machinery, switchgear, control cabinets and commercial electrical systems.

Typical Applications

  • Industrial control panels.
  • Electrical switchgear.
  • Machine building.
  • Control cabinets.
  • Electrical maintenance.
  • Commercial and industrial wiring.

Technical Specifications

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Material PVC
Device Type Fork / Spade Terminal
Conductor Size 1.5–2.5 mm²
Colour Blue
Insulation Type PVC insulated
Stud Size M4
Current 24 A
Series BS PVC Insulated Fork Terminals
Product type Insulated fork (spade) crimp terminal
Conductor size 1.5–2.5 mm² (16–14 AWG)
Stud size M4 (4.3 mm fork opening)
Terminal material C1100 tin-plated copper
Insulation material PVC (Vinyl)
Insulation colour Blue
Overall length 22.5 mm
Barrel length 11 mm
Palm width 7.2 mm
Palm thickness 0.8 mm
Insulation diameter 4.7 mm
Maximum voltage 600 V
Maximum temperature 75°C
Maximum current rating 24 A
Pack quantity 100 pieces

Frequently Asked Questions

What is the Partex BS43 used for?

It is used to permanently terminate 1.5–2.5 mm² stranded copper conductors onto M4 terminal screws using an insulated fork connection.

What cable size does the BS43 accept?

The terminal is designed for 1.5–2.5 mm² (16–14 AWG) stranded copper conductors.

What stud size does it fit?

The BS43 is designed for M4 (4.3 mm) terminal screws.

How many terminals are supplied?

Each pack contains 100 insulated fork terminals.

Where is the BS43 typically installed?

It is commonly used in switchgear, control panels, machinery, electrical distribution equipment and industrial wiring applications.

Trusted by Electrical Professionals Worldwide

Partex insulated fork terminals are trusted by electricians, OEM manufacturers and panel builders for producing secure, professional and reliable electrical terminations in demanding industrial environments.

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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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