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Ameresco 120J 12V solar panel specifications
Model Number 120J
STC Rating 120.0 W
Nominal Voltage 12 V
Open Circuit Voltage 22.2 V
Short Circuit Current 6.8 A
Frame Color Silver
Power Tolerance ± -5/+10%
Module Efficiency 14.4%
Weight 22.0 lbs.
Length 48.4"
Width 26.5"
Height 2.0"

Case or pallet quantities are available for
OEM's and industrial customers.
Contact us for a wholesale price quote.

Class 1 Division 2 Solar Panel Systems

Complete PV systems that include everything you need to power your remote equipment: solar panel, mounting structure, wiring harness, battery enclosure, charge controller, sealed battery, installation manual and expert support.

Contact us toll-free: (877) 297-0014.

Ameresco 120J 120W Class 1 Division 2 Solar Panel

SKU 120J
Ameresco Solar

Ameresco 120J 120W Class 1 Division 2 Solar Panel

Ameresco solar panels are designed for reliability

This line of modules is the direct result of over three decades of design, manufacturing and use. Ameresco attends to every detail in the design and manufacture of their products. Their process controls and testing methods have optimized module life and electrical energy production.

Class 1 Division 2 solar panel system oil platform
The Ameresco 120J is certified for use in
Class 1 Division 2 solar systems.

Ameresco 120J Mechanical Characteristics

  • Solar cells: 36 crystalline 6” silicon cells (156 x 156mm) in series
  • Front cover: High transmission 3.2mm (1/8th in) glass
  • Encapsulant: EVA
  • Back cover: White polyester
  • Frame: Silver anodized aluminum universal frame
  • Junction box: IP65 with 4 terminal screw connection block; accepts PG 13.5, M20 13mm (½”) conduit, or cable fittings accepting 6-12mm diameter cable. Terminals accept 2.5-10mm² (8-14 AWG) wire

Ameresco 120J Solar Panel Benefits

solar panel Junction box

Accessible junction box for off-grid connections
J-type junction box has accessible terminals for easier module interconnections in off-grid PV applications. The box allows fitting cable glands for various sections.


Thick, durable scratch resistant back sheet
The thick back sheet provides extra insulation and increased resistance to protect the solar module against rough handling. Made of white polyester, it ensures longer term performance and increased energy production.

universal frame

Reliable solar cells and frame
Solar cell interconnections, diode placement and rugged universal frame design use well-established industry practice and are field-proven to provide excellent reliability.


ISO 9001 Certified

ISO 9001 factory certification ensures that our manufacturing facilities use proven manufacturing and control processes.

Approval Listings and Qualifications:

Ameresco solar panel certifications

Listed to UL 1703 & ULC ORD-C1703 Standard for Safety by Intertek ETL.
Class C Fire Rating.

Approved by Intertek ETL according to FM 3611, Dec 2004, and according to CAN/CSA C22.2 No. 213-M1987, 1st Edition, Reaffirmed 2004, for use in a Class I, Division 2, Group A, B, C, D Hazardous (Classified) Location.

Ameresco 120J PV Module Warranty

  • Free from defects in materials and workmanship for 2 years
  • 90% Min power output for 12 years
  • 25 year warranty optional
    *Refer to limited warranty certificate for terms and conditions

Complete off-grid Class 1 Division 2 120 watt solar panel systems available.

Contact us toll-free: (877) 297-0014


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