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H.S.L STB-4 TS explosion-proof certified junction box

The reliable explosion-proof junction box has been certified by the TS explosion-proof certification of the Taiwan Industrial Research Institute. It is made entirely of SUS316 and can be adapted to Parker explosion-proof coils. It is made in Taiwan and the delivery time is negotiable.

  • Material: SUS316

  • Certification: IP67

  • Pipe Thread: 1/2" NPT External Thread

  • Cable Thread: 1/2" NPT Internal Thread

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Sample01

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Sample02

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Sample03

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Sample04


H.S.L Various types of fluid solenoid valves for high life

  • 2/2:caliber 1/8"~~3" Material:brass, SUS316 Pressure resistance:0-100kg/c㎡

  • 3/2:caliber 1/8"~~1" Material:brass, aluminum alloy Pressure resistance:0-10kg/c㎡

  • 5/2:caliber 1/8"~~1" Material:aluminum alloy, SUS316 Pressure resistance:1-10kg/c㎡

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5 Port Solenoid Valve 4K Series

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2-port, 3-port combination valve

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2-port miniature valve

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2-port miniature valve


H.S.L Pressure Transmitter. Pressure switch. Explosion proof pressure switch.

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Fixed and Adjustable Pressure Switches

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General Pressure Switch

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PRESSURE TRANSMITTER COMPACT FOR DIAPHRAGM SEAL OPERATION -1~600kg/c㎡

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Check Valve (SUS316) 0.2-100kg/c㎡

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Explosion-proof pressure switch

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Electronic Display Pressure Switch

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Pressure Switch for High Temperature


H.S.L Motorized valve, pneumatic valve, suitable for high viscosity liquids.

  • Motorized valve:

  • Caliber:1/2"~2" thread 1/2"~8" flanged

  • Material:Teflon、PVC、SUS304、316

  • Pneumatic valve:

  • Caliber:1/2"~2" thread 1/2"~8" flanged

  • Material:Teflon、PVC、SUS316

  • Electro-mechanical proportional valve:

  • Caliber:1/2"~2" thread 1/2"~4" flanged

  • Material:Teflon、PVC、SUS316

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SUS Flange Valve

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SUS Electric valve

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Explosion-proof PVC air control valve

H.S.L Solenoid Valves & Sensors | Etron-Valve