Never go beyond its capabilities. Try to stay 10 to 15 below what the rate is for Please make sure you made tight connections especially on the load wires 12volt 5prong relay. Excellent waterrepellent and dustproof ability, but not using it in water Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors Primary leads use 12 a.w.g tinned copper wire. Coil leads use 16 a.w.g