AF05B-DN65B 24V Emergency automatic solenoid valve for gas 1,Reputation of 3 million users, 2,30 technology ... ,BV&CE AF05B-DN65B 24V Emergency automatic solenoid valve for gas1.Featuresl Lightweight, low-cost valve for home use.l Designed as gas ... should be connected correctly. White indicates positive while Black stands for negative. Mismatch leads to fatal consequences. Propose terminal crimping, ...