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Southwest Photovoltaic (PV) Systems, Inc.
212 East Main, Tomball, Texas 77375 • Ph: 281.351.0031 • Fax: 281.351.8356

Each UNI-POWER solar electric module utilizes the proprietary Triple Junction silicon solar cells of United Solar. These cells are made in a roll-to-roll deposition process on a continuous roll of stainless steel sheet metal. The result is a unique, flexible, lightweight cell.

The modules are exceptionally durable. They are encapsulated in UV stabilized polymers and framed with anodized aluminum. A coated Galvalume steel backing plate provides stiffness. The polymer encapsulation includes EVA and fluoropolymer Tefzel, a DuPont film.

Bypass diodes are connecetd across each cell, allowing the modules to produce power even when partially shaded. Each module has a weather resistant junction box designed to accept 1/2" conduit. These modules are appropriate for all applications from simple single module requirements to high voltage grid-connected installations.

 
For full module information, see the datasheet download area below.
Datasheet download area
 
Triple Junction Technology
The heart of the new UNI-POWER modules is the Triple Junction silicon solar cell unique to United Solar. Each cell is composed of three semiconductor junctions stacked on top of each other. The bottom cell absorbs the red light, the middle cell absorbs the green light and the top cell absorbs the blue light. This spectrum splitting capability is the key to higher efficiency.
     
Typical applications    

Village power

Remote homes
Water pumping Security lightin
Telecommunications Parks & recreation
Recreational vehicles Grid-connected systems
Traffic control signals  
     
     
Specifications      
 
US-21
US-11
US-5
Rated power
21W
10.3W
5W
Peak power voltage (Vp)
16.5V
16.5V
16.5V
Peak power curent (Ip)
1.27A
0.62A
0.3A
Open circuit voltage (Voc)
23.8V
23.8V
23.8V
Voc at -10C and 1250W/m sq.
27.1V
27.1V
27.1V
Short circuit current (iSC)
1.59A
0.78A
0.37A
ISC AT 75C and 1250W/m sq.
2.1A
1.02A
0.49A
Series fuse rating
3A
1.5A
0.75A
Minimum blocking diode rating
3A
1.5A
40.75
Dimensions (in.)
36.2x15.07x1.25
19.33x15.08x0.87
19.33x8.07x0.87
Weight (lbs.)
6.6
3.6
2.5
   
    Contact SWPV any time for more information, quotations or consultation
Copyright © 2003, Southwest Photovoltaic Systems, Inc.