Junction Box - Company Ranking(7 companyies in total)

Last Updated：Aug 13, 2025 Aggregation Period:Jul 16, 2025〜Aug 12, 2025
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Company Name	Company information	Featured Products
Company Name	Company information	Product Image, Product Name, Price Range	overview	Application/Performance example
イーエックス・こくさん	Address Tokyo/ number of employees 8 Business Activities Manufacturing and sales of industrial components with explosion-proof, pressure-resistant, and waterproof specifications 【Products】 ■ Cable glands ■ Terminal boxes (connection boxes) ■ Flexible fittings ■ Packing-type flexible fittings ■ Adapters ■ Unions ■ Nipples ■ Blind plugs ■ Elbows ■ Seamless flexible tubes for fluids Key Partners < A > Asahi International Techneion Co., Ltd. Azbil Corporation Azbil Trading Co., Ltd. Align Tech Co., Ltd. Inaba Electric Industry Co., Ltd. Eiwa Co., Ltd. SEW-Eurodrive Japan Co., Ltd. Oval Co., Ltd. Okazaki Manufacturing Co., Ltd. Okada Electric Industry Co., Ltd. < K > Kaneko Sangyo Co., Ltd. Kanematsu Advanced Materials Co., Ltd. Kitamura Electric Industry Co., Ltd. Kitz Corporation Kinden Corporation Kurihara Industries Co., Ltd. Kosou Engineering Co., Ltd. Konan Electric Co., Ltd. < S > Sanko Co., Ltd. Sanko Material Supply Co., Ltd. Sanrin Electric Materials Co., Ltd. Shimadzu Corporation Showa Astec Co., Ltd. Showa Electric Industry Co., Ltd. Shinmei Electric Materials Co., Ltd. Sugimoto Trading Co., Ltd. Sugimoto Electric Industry Co., Ltd. Suzuden Co., Ltd. Three S Co., Ltd. Seibu Electric Co., Ltd. Senkou Electric Co., Ltd. < T > Tanaka Trading Co., Ltd. Chiyoda Ex-One Engineering Co., Ltd. Tokyo Keiki Co., Ltd. Tokyo Instrumentation Co., Ltd. Tokyo Power Technology Co., Ltd. Toshiba Electric Materials Marketing Co., Ltd. Togami Electric Manufacturing Co., Ltd. < N > Nichiden Co., Ltd. JGC Corporation Nikkiso Co., Ltd. Nissin Electric Co., Ltd. Nippon Steel Texeng Co., Ltd. Nitto Seiko Co., Ltd. Nihon Gear Industry Co., Ltd. Nihon Asco Co., Ltd. Nihon Emerson Co., Ltd. Nihon Keiki Co., Ltd. Nihon Denka Kogyo Co., Ltd. Nihon Dresser Co., Ltd. Nihon Fittings Co., Ltd. Nomi Disaster Prevention Co., Ltd. < H > Panasonic Electric Materials Solutions Co., Ltd. Hokuriku Electric Trading Co., Ltd. Horiba Ltd. < M > Mitsuwa Electric Co., Ltd. Motoyama Manufacturing Co., Ltd. < Y > Yokogawa Electric Corporation Yokogawa Manufacturing Co., Ltd. < R > Rotork Japan Co., Ltd.	Explosion-proof junction box with pressure resistance Other	■Size Variations EXTB-1 EXTB-3 EXTB-5 EXTB-6 EXTB-7 EXTB-8 EXTB-9 *When placing your order, please refer to the drawings and specify the hub size and quantity for each side. We also accept requests for changes in the number of terminals, modifications to anti-fall bolts, and changes in painting specifications, so please consult with us. (Additional fees may apply for options.)	Domestic explosion-proof electrical work
イーエックス・こくさん		[SPJB] Explosion-proof safety connection box Other	■Size Variations SPJB-110 SPJB-120 SPJB-140 SPJB-160 SPJB-180 SPJB-190 SPJB-200 *When placing an order, please refer to the drawings and specify the hub sizes and quantities for each side. We also accept changes to the number of terminals, modifications to stainless steel nameplates, and changes to painting specifications, so please consult with us.	Domestic explosion-proof electrical work (terminal boxes and junction boxes for cable connections in Zone 2)
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イーエックス・こくさん

Address

Tokyo/

number of employees

8

Business Activities

Manufacturing and sales of industrial components with explosion-proof, pressure-resistant, and waterproof specifications 【Products】 ■ Cable glands ■ Terminal boxes (connection boxes) ■ Flexible fittings ■ Packing-type flexible fittings ■ Adapters ■ Unions ■ Nipples ■ Blind plugs ■ Elbows ■ Seamless flexible tubes for fluids

Key Partners

< A > Asahi International Techneion Co., Ltd. Azbil Corporation Azbil Trading Co., Ltd. Align Tech Co., Ltd. Inaba Electric Industry Co., Ltd. Eiwa Co., Ltd. SEW-Eurodrive Japan Co., Ltd. Oval Co., Ltd. Okazaki Manufacturing Co., Ltd. Okada Electric Industry Co., Ltd. < K > Kaneko Sangyo Co., Ltd. Kanematsu Advanced Materials Co., Ltd. Kitamura Electric Industry Co., Ltd. Kitz Corporation Kinden Corporation Kurihara Industries Co., Ltd. Kosou Engineering Co., Ltd. Konan Electric Co., Ltd. < S > Sanko Co., Ltd. Sanko Material Supply Co., Ltd. Sanrin Electric Materials Co., Ltd. Shimadzu Corporation Showa Astec Co., Ltd. Showa Electric Industry Co., Ltd. Shinmei Electric Materials Co., Ltd. Sugimoto Trading Co., Ltd. Sugimoto Electric Industry Co., Ltd. Suzuden Co., Ltd. Three S Co., Ltd. Seibu Electric Co., Ltd. Senkou Electric Co., Ltd. < T > Tanaka Trading Co., Ltd. Chiyoda Ex-One Engineering Co., Ltd. Tokyo Keiki Co., Ltd. Tokyo Instrumentation Co., Ltd. Tokyo Power Technology Co., Ltd. Toshiba Electric Materials Marketing Co., Ltd. Togami Electric Manufacturing Co., Ltd. < N > Nichiden Co., Ltd. JGC Corporation Nikkiso Co., Ltd. Nissin Electric Co., Ltd. Nippon Steel Texeng Co., Ltd. Nitto Seiko Co., Ltd. Nihon Gear Industry Co., Ltd. Nihon Asco Co., Ltd. Nihon Emerson Co., Ltd. Nihon Keiki Co., Ltd. Nihon Denka Kogyo Co., Ltd. Nihon Dresser Co., Ltd. Nihon Fittings Co., Ltd. Nomi Disaster Prevention Co., Ltd. < H > Panasonic Electric Materials Solutions Co., Ltd. Hokuriku Electric Trading Co., Ltd. Horiba Ltd. < M > Mitsuwa Electric Co., Ltd. Motoyama Manufacturing Co., Ltd. < Y > Yokogawa Electric Corporation Yokogawa Manufacturing Co., Ltd. < R > Rotork Japan Co., Ltd.

Featured Products

Explosion-proof junction box with pressure resistance

overview

■Size Variations EXTB-1 EXTB-3 EXTB-5 EXTB-6 EXTB-7 EXTB-8 EXTB-9 *When placing your order, please refer to the drawings and specify the hub size and quantity for each side. We also accept requests for changes in the number of terminals, modifications to anti-fall bolts, and changes in painting specifications, so please consult with us. (Additional fees may apply for options.)

Application/Performance example

Domestic explosion-proof electrical work

[SPJB] Explosion-proof safety connection box

overview

■Size Variations SPJB-110 SPJB-120 SPJB-140 SPJB-160 SPJB-180 SPJB-190 SPJB-200 *When placing an order, please refer to the drawings and specify the hub sizes and quantities for each side. We also accept changes to the number of terminals, modifications to stainless steel nameplates, and changes to painting specifications, so please consult with us.

Application/Performance example

Domestic explosion-proof electrical work (terminal boxes and junction boxes for cable connections in Zone 2)
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Address

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Business Activities

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Junction Box - Company Ranking(7 companyies in total)

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