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Five cylindrical grey PA66 junction boxes with M16 cable glands and rubber sealing rings

BONAEVER

BONAEVER M16 2-Pin Waterproof Junction Box 5 Pack

SKU CH-64EJ-QK6JD

Five IP68-rated M16 junction boxes accept 3.5-10 mm cables and carry 450 V at 17.5 A

  • Product typeElectrical Boxes
  • IP68 protection seals out water and dust
  • PA66 housing with UL94 V-2 flame rating resists fire
  • 450 V at 17.5 A handles standard mains loads
  • Two rubber ring sets cover 3.5-7 mm and 7-10 mm cables
  • Screwdriver-only install simplifies outdoor and underground repairs

BONAEVER M16 2-Pin Waterproof Junction Box 5 Pack

This pack supplies five IP68-rated M16 junction boxes built from PA66 with a UL94 V-2 flame-retardant rating. Each unit accepts 0.5 to 1.5 mm² conductors and ships with two rubber ring sets covering 3.5-7 mm and 7-10 mm cable diameters. They are suited for installers who need reliable outdoor or underground splices in a compact two-pole format.

Replaces open-air splices and taped repairs

The boxes replace exposed twist-on connectors or heat-shrink joints that degrade when buried or soaked. The jump is worth it when the installation must survive immersion, temperature swings from -40 °C to 105 °C, or mechanical stress on the cable entry. They also eliminate the need to source separate glands for different wire sizes.

Sustained load performance

Rated for 450 V and 17.5 A continuous, the connectors withstand 2500 V dielectric testing without breakdown. The PA66 housing and dual-gland seal maintain IP68 integrity across the full operating temperature range, so resistance and sealing do not drift during long-term burial or permanent outdoor exposure. Tightening all glands after wiring locks the seal for the service life.

How it compares

Measured against everything we stock in Electrical Enclosures & Cabinets, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 80% of the 1,411 comparable items (median $39.99).

Specifications

Product
Product typeElectrical Boxes

Questions about this item

What cable diameters do the two rubber ring sets cover on the M16 junction box?

The included rubber rings accept cables from 3.5 to 7 mm and from 7 to 10 mm, matching the M16 gland size.

What is the most common installation mistake with these waterproof boxes?

Forgetting to fully tighten every gland nut after wiring, which breaks the IP68 seal.

How often should the PA66 housing and seals be inspected for outdoor or buried use?

Check the housing and rubber rings once a year for cracks or UV damage; replace any degraded parts to keep the IP68 rating.

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