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Quick Connect Fitting and Gas Hose for LPG

Gas Hose Image

Overview

The Quick-Connect Gas Hose for LP Gas is designed for swift one-touch attachment and detachment, ideal for mobile combustion equipment. Its main features include a quick-connect fitting with a dual-valve structure and a hose with threaded connectors on both ends for LP gas burners. This makes it especially convenient for relocating appliances in a kitchen or adjusting the layout.

Features

The quick-connect coupling contains automatic opening and closing valves in both the plug (male fitting) and the socket (female fitting). This ensures the gas is safely shut off when disconnected.

 

  • Durable and resistant to bending.
  • Rust-resistant, even against salt damage.
  • Strong pull-out force, enhancing safety in situations like secondary disasters.
  • Suitable for outdoor usage (specifically for the flex gas valve connection type).
Gas Hose Application

How to Use?

How to Select the Right Hose?

  1. Choose the fitting type for your equipment from the following options:
    • Quick coupler
    • Pipe thread fitting
    • TU coupling
  2. Ensure the hose length has a slight allowance. Avoid overly long hoses.
  3. Hoses with a screw fitting for the flex gas valve connection type can also be used outdoors.
  4. The gas flow rate will differ based on hose diameter and length. Choose according to your equipment’s gas consumption.

GHP (Gas Heat Pump Air Conditioning and Heating System) and its LP Gas Piping Connection:

GHP outdoor units are often mounted on anti-vibration bases. When the outdoor unit is attached to an anti-vibration base, there is significant vibration displacement during start-up and shut-down.

For pipes that repeatedly undergo displacement due to such equipment vibrations, we recommend large-diameter LP gas burner hoses with excellent vibration absorption performance.

When removing the quick connect gas hose from the gas device during cleaning, etc., always attach the dedicated cap to both the plug and the socket and store it in a proper place.

Gas Consumption
Gas Hose Example

What is TU coupling?

    The screw thread follows the JIS 2B 03 standard for pipe taper threads, primarily based on the R c1/2 specification. It’s a fitting designed for sealing with a gasket. The hexagonal part of the fitting is marked with the “TU” stamp.
    (Do not use thread sealant on it.)

    The material of the gasket is non-asbestos, considering the environment.

    TU Connection

    How to Connect?

    For equipment marked “TU”, you can connect directly. Most water heaters and bath boilers have this mark. For those without it, use the R adapter to make the connection.

    TU and R Adapter

    Quick Connect Joint Specification

    Specification Diagram
    Joint Spec Table

    Products

    Applicable Hose

    Hose Gas Socket: Hose End, Gas Outlet

    Gas Socket Type Image
    Model: 7PK, SL-PKS (Gas Code)
    • Length (m) (Unit/Case):
      1, 2, 3 (20/case), and 5 (10/case)
    • Applicable Gas Devices: gas heater, gas rice cooker, etc
    • JIS S2146 Certified
    7PK_SL-PKS

    Female Connection: 7PK, SL

    Male Connection: 7PKS

    7PK_SL-PKS Plug

    In the case of rubber tube insertion type gas appliances, a separately sold appliance slim plug is required.

    Model: 10PK-PM (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.7, 1.5, 2 (20/case)
    • Applicable Gas Devices: gas rice cooker, gas heater, gas stove, gas drier, etc
    • LIA Certified
    • Made-to-order production
    10PK-PM

    Female Connection: 10PK

    Male Connection:10PM (R3/8)

    10PK-PM Plug

    Flexible Gas Socket

    Flexible Gas Socket
    Model: 10PM自在-TU-S
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.4, 0.5, 0.7, 0.9 (20/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    10PM 自在-TU-S

    Male Connection:
    10PM自在(R1/2)

    Female Connection:
    10TU-S(Rc1/2)

    For equipment with TU joint, connect it as is. For equipment without TU joint, use an R adapter for the equipment and connect it.

    TU Joint
    R Joint
    Model: 10PM自在-TU-L
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.5, 0.7, 0.9 (20/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    10PM 自在-TU-L

    Male Connection:
    10PM自在(R1/2)

    Female Connection:
    10TU-L(Rc1/2)

    For equipment with TU joint, connect it as is. For equipment without TU joint, use an R adapter for the equipment and connect it.

    TU Joint
    R Joint
    Model: 14PM自在-TU-S
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.4, 0.5, 0.6, 0.7, 0.9 (20/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    • 0.9m is made-to-order production
    14PM 自在-TU-S

    Male Connection:
    14PM自在(R1/2)

    Female Connection:
    14TU-L(Rc1/2)

    For equipment with TU joint, connect it as is. For equipment without TU joint, use an R adapter for the equipment and connect it.

    TU Joint
    R Joint

    Hose Gas Socket

    Barb Socket
    Model: 10TU-S-TU-S
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.5, 0.7, 0.9 (20/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    14PM 自在-TU-S

    Male Connection:
    10TU-S(R1/2)

    Male Connection:
    10TU-S(Rc1/2)

    For equipment with TU joint, connect it as is. For equipment without TU joint, use an R adapter for the equipment and connect it.

    TU Joint
    R Joint

    Flexible Gas Socket

    Gas Socket Type Image
    Model: 20PM-PF自在
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.5, 0.7, 0.9 (2/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    • 0.9m is made-to-order production
    14PM 自在-TU-S

    Male Connection:
    20PM(R3/4)

    Female Connection:
    20PF自在(Rc3/4)

    For RC joint equipment, it is also possible to manufacture with PM自在 (R thread). (Made-to-order production)

    R Joint Device
    Model: 25PM-PF自在
    (Gas Hose with Steel Wire for LPG Burner)
    • Length (m) (Unit/Case): 0.3, 0.5, 0.7, 0.9 (2/case)
    • Applicable Gas Devices: water heater, commercial gas equipment, gas AC, etc
    • LIA Certified
    • 0.7m and 0.9m are made-to-order production
    14PM 自在-TU-S

    Male Connection:
    25PM(R1)

    Female Connection:
    25PM自在(Rc1)

    For RC joint equipment, it is also possible to manufacture with PM自在 (R thread). (Made-to-order production)

    R Joint Device

    Hose Gas Socket: Hose End, Gas Outlet

    Hose End Type
    Rubber Tube
    • Length and Unit/Case: 50 (3/case)
    • Applicable Gas Devices: Table top stove, Gas rice cooker, Gas heater, etc
    Rubber Tube

    Female Connection: Rubber Band

    Male Connection: Rubber Band

    hose gas