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NHVC series, Nanaboshi Electric Mfg.

Nanaboshi Electric Official Distributor
connectorsNanaboshi Electric Mfg. Page

This outdoor waterproof connector can batch connect 3.3 kV and 6.6 kV 3-phase high-voltage cables.

We are the special sales agent of Nanaboshi Electric Mfg. connectors, the standard of metal connectors, and carry the largest stock in the country.
Stocks include the highly versatile NCS series of metal connectors (plugs) for indoor use, as well as the NJC series of up to 24 pins, the one-touch lock type NR series, the NWPC series of water-resistant outdoor connectors, the NJW series, NRW series, ENJW series, ENRW series, etc. (excluding certain sizes).

NHVC series connectors

Nanaboshi Connector NHVC series
NHVC series

We have a variety of high-voltage connectors including 6.6 kV 3-phase batch connector types, which are scarce worldwide.

This outdoor waterproof connector can batch connect 3.3 kV and 6.6 kV 3-phase high-voltage cables.

These connectors have proven themselves in plant equipment, emergency power supply equipment, outdoor transmission equipment, large electric construction equipment, inspection instruments, and other devices under extreme weather conditions.

When connected these lightweight, sturdy connectors have a waterproof function comparable to IP67 and can batch connect and disconnect 3.3 kV and 6.6 kV 3-phase high-voltage cables.

  • Anti-corrosion aluminum alloy is used to produce lightweight, sturdy connectors.
  • We have developed a new insulator to make the connectors more compact.
  • These connectors can be used for power supply to construction sites and other places where mobile high-voltage electrical equipment is used.
  • Waterproof function comparable to IP67
Materials and Finish
  Material Finish
Shell Aluminum alloy  
Insulator Synthetic resin  
Contact Copper alloy Silver plating
Packing Synthetic rubber  

Electrical Performance
  Rating Withstand Impulse Voltage
NHVC-1204 3.3kv 200A ±35kV or more
NHVC-2004 6.6kv 350A ±80kV or more

NHVC spec

An opening for inserting filler can be added to each 904 and 2004 PM and AdF.
Please consult with us before placing your order.

When ordering, please specify the cable finish, outside diameter, and wire conductor cross-section area.

All other products by Nanaboshi Electric Mfg. Co., Ltd.

As the sole agent for Nanaboshi Electric Mfg. Co., Ltd., we carry the largest stock of their products from NCS, NJC, NR, NET series mentioned above, as well as water-resistant connector series such as NWPC, NJW, NRW, etc. and are able to respond to requests for quick delivery.

Other than the metal connectors (plugs) indicated above,
we carry all products by Nanaboshi Electric Mfg. Co., Ltd. such as
water-resistant, oil-resistant NT series for machine tool facilities
outdoor metal connectors with intensified water resistance (IP-X7), the WT series
BC and BCG series of box connectors
7TP/7TS (JISD6606-compliant) for trailers
NHVC series created to connect/disconnect three-phase high voltage cables for 3.3KV and 6.6KV at once, as well as
high frequency transmission coaxial connectors such as BNC, N, M, etc., and connectors with optical fibers, etc.

* Custom products manufactured according to customer (user) specification may not be sold to other customers (users).

The inquiry about the product and the business, please contact us via our inquiry page, or please refer by contents at the following.
If you are in a hurry to purchase the product
Fukunaga Dengyou(e-commerce)
TEL: 81-3-3251-0445 FAX: 81-3-3251-8523
If you want continuous business
Sales department TEL: 81-3-3255-4320 FAX: 81-3-3255-5034
If you want overseas (China, Taiwan) local direct business
Overseas sale partner
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