FESO.01/Ex,Adopt IP67 explosion-proof motor, high torque, good motor energy efficiency ratio, easy installation and adjustment,Explosion-proof category: Class IIB gas explosion-proof, Class IIB dust explosion-proof, IIC gas explosion-proof,Standard explosion-proof car door lock, the door lock has obtained the domestic type test report and certificate, and passed the explosion-proof certification

FESL.01/Ex,Explosion-proof category: gas explosion-proof, dust explosion-proof,Standard explosion-proof landing door lock, the door lock has obtained the domestic type test report and certificate, and passed the explosion-proof certification

FESL.01A/Ex,Explosion-proof category: gas explosion-proof, dust explosion-proof,Standard explosion-proof landing door lock, the door lock has obtained the domestic type test report and certificate, and passed the explosion-proof certification

FEFO.01/Ex,Adopt IP67 explosion-proof motor, high torque, good motor energy efficiency ratio, easy installation and adjustment,Explosion-proof category: Class IIB gas explosion-proof, Class IIB dust explosion-proof, IIC gas explosion-proof,Standard explosion-proof car door lock, the door lock has obtained the domestic type test report and certificate, and passed the explosion-proof certification

FEFL.01/Ex,Explosion-proof category: gas explosion-proof, dust explosion-proof,Standard explosion-proof landing door lock, the door lock has obtained the domestic type test report and certificate, and passed the explosion-proof certification

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