Data Sheet

 User's Guide


 Universal Alarm Box


Pre-wired Solar Power Combiner Box Pre-wired Solar Power Combiner/Terminal Box

Series: SCB-PW1


     Models for 2 or 3 String Connection

     Continuous Duty Rated at 600 Vdc

     Touch-safe Din-rail Terminal Blocks

     All UL Compliant Components

     Weatherproof, Non-conductive Box

     Includes Output Circuit Cable Gland

     Pre-wired With Standard MC4 Connectors


  • Remote Solar Power Systems
  • Reduces Wiring to Inverter Box

SCB-PW1 Series - Pre-wired, compact, Solar Power Combiners feature a weatherproof, non-conductive, UL listed enclosure. Models are pre-wired with industry standard MC4 style connectors and are available in 2 or 3 string configuration. Rated for 600 Vdc continuous duty.

General Specifications
Operating Temperature: -40 to 130 F (-40 to 60 C)
Enclosure Size: 5.9 x 5.9 x 3.54" (150 x 150 x 90 mm)
Enclosure: Material: PC/PBT Blended Plastic
Enclosure Rating: NEMA 4X, UL Listed

Available Models
Model Number SPTB-2 SPTB-3
Input Circuits 2 3
Input Circuit Connection (Pre-wired) MC4 MC4
Output Wire Size 8-14 AWG 8-14 AWG
Earth Ground Terminals 1 Ea, 8-14 AWG 1 Ea, 8-14 AWG
Max Voltage Rating 600 Vdc 600 Vdc
Max Current Per Input Circuit 15 Amps 15 Amps
Max Total DC Output Current 30 Amps 40 Amps
SCB-PW1 Series is Non-fused.

Note: Continued product improvements make specifications subject to change without notice.