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MC3 Boot Assembly Tool18" 2/0 Battery Power Cable

12 Wire Residential Solar Panel Power Fuse Combiner Box



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Industrial quality weather resistant twelve wire residential combiner box by Shoals Technologies Group, a leader in solar networks. This is a UL approved assembly built to UL 1741. All components are UL Listed not just the box. The box is a rugged non-conductive NEMA 4X enclosure with weather tight seal. The overall box dimensions are 13 3/8” high x 13 3/8” wide x 6 1/2” high. The boxes have pre-drilled external mounting flanges top and bottom. The box is not pre-drilled for internal connections. This allows installer to make the determination on how and where to enter the box. The box consists of a reinforced, plated bus bars and twelve Ferraz Shawmut Finger Safe Fuse Holders. All components are UL Listed not just the box. Included with the box are twelve Fuses (specify 2, 5, 7, 10, 15 and 20 AMP), a “Danger High Voltage” label and a “Warning Customer Owned Parallel Generation” label. The box carries a 5 year manufacturers warranty. The shipping weight is 10 lbs.



Max array system voltage (V dc)


Max operating output current (A dc)


Maximum Continuous Current (A)


Positive Output Wire Size (AWG)

6 - 300MCM

Negative Output Wire Size (AWG)

6 - 300MCM

Input Wire Size (AWG)

14 - 6

Maximum Input Fuse Rating (A)


Operating Temperture (C)

-40 - 50

Enclosure Rating


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