Data Sheet

 User's Guide

 Each Unit Includes
 Weatherproof Enclosure
 Enclosure Mounting Ears
 PV Cable Glands
 Terminal Blocks
 Safety Labeling
 User/Installation Diagram
 About Us
 Terms and Conditions
 Contact Us
 Solar Power System

Solar Power Combiner/Terminal Box Economical Solar Power Combiner/Terminal Box

Series: SPTB


     Models for 2, 3 or 4 String Connection

     Continuous Duty Rated at 600 Vdc

     Touch-safe Din-rail Terminal Blocks

     All UL Compliant Components

     Weatherproof, Non-conductive Box

     Includes Input/output Circuit Cable Glands


  • Remote Solar Power Systems
  • Reduces Wiring to Inverter Box

SPTB Series - Economical, compact, Solar Power Combiner/Terminal Boxes feature a weatherproof, non-conductive, UL listed enclosure. Models are available for 2, 3 or 4 string configurations and are 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 SPTB-4
Input Circuits 2 3 4
Input Wire Size 8-14 AWG 8-14 AWG 8-14 AWG
Output Wire Size 8-14 AWG 8-14 AWG 8-14 AWG
Earth Ground Terminals 2 Ea, 8-14 AWG 3 Ea, 8-14 AWG 4 Ea, 8-14 AWG
Max Voltage Rating 600 Vdc 600 Vdc 600 Vdc
Max Current Per Input Circuit 15 Amps 15 Amps 15 Amps
Max Total DC Output Current 30 Amps 40 Amps 40 Amps
Note: Continued product improvements make specifications subject to change without notice.

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