D971X explosion-proof soft seal electric butterfly valve is composed of butterfly valve and electric explosion-proof actuator supporting, input control signal (4~20mA or 1~5VDC) and single-phase power supply can control the operation. D971X explosion-proof soft seal electric butterfly valve has strong function, small size, portable and pleasant, reliable performance, simple supporting, large circulation capacity, especially suitable for the medium is viscous, containing particles, fiber properties of the occasion, the valve has been widely used in food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries of industrial automatic control system.