The EP17624 series explosion-proof electromagnetic locks are designed for flammable vapor environments like clean rooms and chemical plants. UL-listed for Class 1, Division 2 hazardous locations, these locks prevent sparks and operate safely at temperatures up to 185°F (85°C). They require a Class 2 supply circuit rated for 24 VDC with a minimum current output of 500 mA, and the UL listed SDC 600 series power controller is recommended for optimal performance.