Economical 2, 3 or 4-String Solar Power Combiner / Terminal Box

Economical 2, 3 or 4-String Solar Power Combiner / Terminal Box Models (SKU): SPTB-2 (2-String Model)SPTB-3 (3-String Model)SPTB-4 (4-String Model) Features Models for 2, 3 or 4-String Connection Continuous Duty Rated at 600V DC Touch-safe Din-rail Terminal Blocks All UL Compliant Components Weatherproof, Non-conductive Box Includes Output Circuit Cable Gland (not installed) Description Compact Solar Power Combiners feature a weatherproof, non-conductive, UL listed enclosure with stainless steel mounting feet. Models feature terminal block connections for both input and output. Specifications Operating Temperature: -40 to 130 ºF (-40 to 60 ºC)Enclosure Size: 5.9 x 5.9 x 3.54" (150 x 150 x 90 mm)Enclosure: Material: PC/PBT Blended PlasticEnclosure Rating: NEMA 4X, UL Listed Input Circuits: 2, 3 or 4Input/output Circuit Connection: Terminal Blocks 6-16 AWGEarth Ground Terminals 1 Ea, 8-14 AWGMax Voltage Rating 600 VdcMax Current Per Input String: 20 AmpsMax Total DC Output Current:2-String Model - 40 Amps3-String Model - 60 amps4-String Model - 65 Amps Please Note: Output cable glands shown are included but not installed. You must drill holes to use the glands. We do not install them so you can select the output location and also have the option of using a conduit fitting for the output wire path. This combiner box is assembled with UL listed components in the USA. The assembled finished unit does not have a separate UL listing.