Description
Key Benefits
- Handles up to 1,500V and 80A for commercial and utility PV systems
- Compatible with roof slopes from 2° to 90°, including flat and steep surfaces
- Compact design supports ¾” max fitting sizes for easy installation
- UV-rated polycarbonate housing resists environmental stress and impact
- Maintains code-compliant spacing between live parts and fittings
- Certified to UL 1741 and CSA C22.2 No. 290 standards
- NEMA 3R rated for outdoor use in harsh weather conditions
Best Uses
Tech Specs
| Spec | Value |
|---|---|
| Model | JB-M.442+ |
| Max Voltage | 1,500 Volts |
| Max Current | 80 Amps |
| Allowable Wire Range | 14 AWG – 6 AWG |
| Max Fitting Size | ¾ inch |
| Roof Slope Compatibility | 2° – 90° |
| Enclosure Rating | NEMA 3R |
| Dimensions | 5.02 x 5.02 x 2.25 in |
| Weight | 1.9 lb |
| Operating Temperature | -35°C to +75°C |
| Certifications | UL 1741, CSA C22.2 No. 290 |
| System Marking | Intertek Symbol, File #5029623 |
| Material | UV-rated Polycarbonate |
Warranty
Important: Warranty terms may vary based on installation conditions and system configuration. See manufacturer documentation for full details.
More Info
The EZ Solar Mamba PV Junction Box JB-M.442+ is engineered for high-voltage photovoltaic systems up to 1,500 volts, making it suitable for demanding commercial and utility-scale applications.
Its UV-rated polycarbonate enclosure is impact-resistant and designed to withstand harsh environmental conditions, ensuring long-term durability and protection.
The junction box supports secure, code-compliant conduit and cable transitions with a compact form factor that accommodates ¾ inch maximum fitting sizes.
Certified to UL 1741 and CSA C22.2 No. 290 standards, the JB-M.442+ carries the Intertek certification (File #5029623), guaranteeing compliance with industry safety requirements.
With a NEMA 3R rating, this junction box is suitable for outdoor installations, providing protection against rain, snow, and dust.
Its design allows mounting on roof slopes ranging from 2° to 90°, enabling versatile installation on a wide variety of roof types and angles.
Operating temperature range from -35°C to +75°C ensures reliable performance in extreme climates.
EZ Solar, founded in 2019 in Salt Lake City, specializes in installer-friendly solar hardware made from advanced polymers to resist UV and harsh weather, backed by a 25-year warranty on their product line.
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