KOIKE AccessoriesApollo Safety Devices


product picture


The Apollo coupling have been designed to provide quick set up and removal of cutting and welding equipment. A simple safety lock assures secure connection during use. Also the precisely machined single push system easily connects matching couplings with a click. The automatic gas plug gives you easy control when you need it and shuts off automatically when plug is removed. KOIKE Apollo  couplings fulfill the international standard ISO 7289 and could be used worldwide.


  • Safety lock mechanism provided with single-push system.
  • The safety lock mechanism guarantees durability hose coupling and no inadvertent   separation of the connection.
  • Automatic gas supply shut-off mechanism at the hose coupling.
  • Color-coding of gases at hose coupling side.
  • No confusion about the gases because of different coupling pins.

Technical specifications

For Oxygen For Fuel Gas
Operation Pres. range 0.1~0.9MPa LPG.MPS 0.01~0.15MPa
LNG/Acetylene 0.01~0.13MPa
Max.Pres. 1.0MPa 1.0MPa
Frow rate 20N㎥/h at 0.5MPa 6N㎥/h at 0.5MPa
Working temperature -20℃~+80℃ -20℃~+80℃
For Oxygen Side view For Fuel Gas Side view UL Certificate file No.
For Regulator to Hose(Socket) GS-1 GS-2 MH11234(With ZAP-1/ZAP-2)
For Hose to Hose(Socket) AS-1 AS-2 MH11234(With ZOP-1/ZOP-2)
For Hose to Hose(Plug) AP-1 AP-2 -
For Hose to Hose(Plug) ZAP-1 ZAP-2 MH11234(With GS-1/GS-2)
For Equipment to Hose(Plug) ZOP-1 ZOP-2 MH11234(With AS-1/AS-2)
Connection Various connection type will be available.
For details, Please ask to us.

Example for connection

GA-1MK/GA-2MK Flashback arrestor with Cut-off valve for Regulator to Hose
2 GS-1/GS-2 Socket for Regulator to Hose
3 AP-1/AP-2 Plug for Hose to Hose
4 AS-1/AS-2 Socket for Hose to Hose
5 ZOP-1A/ZOP-2AE Flashback arrestor for Equipment to Hose
Model name -1:for Oxygen, -2:for Fuel Gas

Various connection type will be available. For details, Please ask to us.