21-core 10A circular stainless steel explosion-proof connector, multi-core high current explosion-proof connector, contact piece with 21 cores, each core capable of 10A current, terminal type焊接, reliable contact performance. Field operations without flame source,可采用crimping method. Plug and socket are connected with latches, triple rivet double locking, shockproof and drop-proof. Stainless steel material, resistant to salt mist and corrosion. Thick wall, high-temperature resistance and explosion-proof, generally used for liquefied gas leakage, eliminating possible explosions.