Description
Key Benefits
- Weather-resistant Type 3R enclosure for outdoor rooftop use
- Supports high-voltage solar systems up to 1,500 VDC / 450 VAC
- Rated for up to 80 amps current capacity
- Accommodates wire sizes from 14 AWG to 6 AWG
- Optimized for composition and asphalt shingle roofs with slopes from 2.5:12 to 12:12
- Generous 100 in³ interior volume for easy conductor management
- Complies with UL1741 and CSA C22.2 No. 290 standards
Best Uses
Tech Specs
| Spec | Value |
|---|---|
| Manufacturer | EZ Solar Products |
| Model | JB-F.100 |
| Series | Fortis 100 |
| Product Type | PV Junction Box |
| Roof Type | Composition / Asphalt Shingle Roofs |
| Maximum Voltage | 1,500 VDC / 450 VAC |
| Maximum Current | 80 Amps |
| Allowable Wire Size | 14 AWG – 6 AWG |
| Enclosure Rating | Type 3R |
| Roof Slope Range | 2.5:12 – 12:12 |
| Max Side Wall Fitting Size | 1 in |
| Max Floor Pass-Through Fitting Size | 1 in |
| Ambient Operating Conditions | -35°C to +75°C |
| Interior Volume | 100 in³ |
| Compliance | UL1741, CSA C22.2 No. 290 |
| System Marking | Intertek Symbol, File #5029623 |
Warranty
Important: Warranty terms may vary based on installation conditions and system configuration. See manufacturer documentation for full details.
More Info
The EzSolar FORTIS 100 PV Junction Box JB-F.100 is engineered for reliable rooftop photovoltaic system junction management on composition and asphalt shingle roofs.
Its Type 3R weather-resistant enclosure ensures durable protection against environmental exposure, suitable for demanding outdoor solar installations.
Supporting high-voltage applications up to 1,500 VDC / 450 VAC and 80 amps current, it meets the needs of modern solar arrays.
The enclosure accommodates conductor sizes from 14 AWG to 6 AWG, providing installation flexibility and simplifying conductor routing.
Designed for roof slopes between 2.5:12 and 12:12, the JB-F.100 fits a wide range of residential and commercial rooftop configurations.
With a spacious 100 cubic inch interior volume, it offers ample room for conductor management and junction connections.
Compliance with UL1741 and CSA C22.2 No. 290 ensures adherence to industry safety and performance standards.
The product is marked with the Intertek Symbol (File #5029623), confirming its certification and quality assurance.
EZ Solar Products specializes in solar electrical components that simplify installation and provide long-term reliability for PV systems.
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