Flameproof Half Coupler Type 33MK2A

Specificaly designed for use on 500A circuits up to 3300 Volts.

ATEX Approved.

Requires resin filling to complete installation.


Manufactured in corrosion resistant gunmetal.
Voltage – Suitable for up to 3300 Volts.
Weight – 9.0kg unfilled (13.0kg filled).

To maintain flameproof certification it is important that the full cable specification and outside diameter are supplied at point of ordering.

  • Compact size and lightweight.
  • Able to operate at 3300 Volts.
  • Simple design.
  • Provision for 3 contact tubes (crimped) as standard. Optional 6 pilot/auxiliary.

Specificaly designed for underground coal mining.
Fitting instructions available in Download tab.
Requires one resin kit GPC18-1 to complete installation.

The Type 33MK2A range of Half Couplers are able to accommodate cable with the following limits: –

  • Voltage: – 3300 Volts.
  • Current: – 500 Amps.
  • Conductor CSA: – 185mm2 Max.
  • Diameter Range: – 50 – 75mm Unamoured: 20 – 76 DWA: 20 – 70 SWA.
  • Configuration: – 3 contact tubes with optional 6 pilot / auxiliary contacts.

Full cable specification is required at time of order to ensure correct part supplied.

Data Sheet – 33MK2A 500A 3.3KV Half Coupler

Installation Instructions – 33MK2A Half Coupler 500A 3300V – 124832


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RA33A Right Angled Adaptor

RA33A Right Angled Adaptor

Half Coupler Ancillary Items

Ancillary Items

Compound Resin Kit

Resin Kit