We recommend the inverter around have a minimum clearance, so that better to heat dissipation and wiring operation, as shown below:
LS 3000H/LS 4000H/LS 5000H/LS 3000HD Install the inverter onto the bracket
/LS 4000HD/LS 5000HD support bracket
Fix safety nut
1：The voltage of each pole in DC SL7-63?
1 P:250 V 2 P:550 V (800V ) 3 P:750 V 4 P:800/1000/1200V
2：How about your MC4 connector packing dimension and weight ?
We usually packed 240 pairs for carton ,44*24*17.5m ,gross weight is 6.5kg
3：What is the MC4 connector working environment ?
It’s can use in -40 ℃~ +125℃
4：Can I install the combiner box outdoor ?
Yes ,actually our combiner box with IP65 can hang out and no bad effect of devices .