M684 INSTRUCTIONS 1.Prepare M684 and 2 wires, wires need split 2 inches and remove 1/2 inches jacket. 2.Back out the screws on conductor a little, make the hole enough to plug wire in.
It might be easiest to consider it to be two SPDT switches in one. They can connect two different power sources to two different loads or accessories at the same time.
As a rule of thumb, pull boxes are used when conductors are pulled straight through a box and terminated down-stream. On the other hand, junction boxes can be used for splicing or tapping conductors.
The criterion for judging the tightness of the waterproof connector is the IP waterproof grade standard. Mainly look at the two numbers behind IP, the first number is from 0 to 6; the second number is from 0 to 8. Therefore, the highest waterproof level of the waterproof connector is IP68. Different IP waterproof grades have different test standards, especially the test of ip68 waterproof grade. The test equipment, test conditions and test time should be approved by both the supplier and the buyer. Its severity is much higher than IP67.