Projoy DC Combiner Box 2 String In 2 String Out 1000V DC Solar Protection Enclosure
The Projoy DC Combiner Box 2 String In 2 String Out is a professional photovoltaic protection solution designed for solar installations requiring reliable DC isolation, fuse protection and surge protection. Built to accommodate two PV string inputs and two PV string outputs, this combiner box helps simplify system protection while providing a safe and organised installation.
Designed for solar systems operating up to 1000V DC, the enclosure incorporates a high-quality DC switch disconnector, DC fuse protection and Type 2 surge protection devices. The durable IP65-rated enclosure allows installation in demanding indoor and outdoor environments.
Key Features
- 2 solar string inputs and 2 solar string outputs
- Maximum operating voltage of 1000V DC
- Maximum output current of 32A
- 16A fuse protection per input
- Integrated DC switch disconnector
- Integrated Type 2 DC surge protection
- IP65 weather-resistant enclosure
- IK10 impact resistance rating
- Wall-mounted design
- Suitable for indoor and outdoor installations
Integrated Protection Components
This combiner box includes multiple protection features designed specifically for photovoltaic systems. The integrated DC isolator allows safe maintenance and shutdown procedures, while the fuse protection and surge protection devices help safeguard connected equipment from electrical faults and transient voltage events.
Built for Solar Applications
Engineered for demanding solar environments, the enclosure is manufactured from durable Polycarbonate and ABS materials. The robust housing provides excellent environmental protection while maintaining easy access for inspection and maintenance.
Applications
- Residential solar systems
- Commercial rooftop solar installations
- Industrial photovoltaic projects
- Agricultural solar systems
- Off-grid solar installations
- Hybrid solar systems
- Grid-tied PV systems
Technical Specifications
- Brand: Projoy
- Model: PEJB-2-2
- Input Configuration: 2 String Inputs
- Output Configuration: 2 String Outputs
- Maximum System Voltage: 1000V DC
- Maximum DC Short Circuit Current Per Input: 16A
- Maximum Output Current: 32A
- Enclosure Material: Polycarbonate / ABS
- Ingress Protection: IP65
- Impact Protection: IK10
- Dimensions: 381 × 230 × 110mm
- DC Isolator Rating: 32A, 1000V DC
- Surge Protection: Type 2 SPD
- Maximum Discharge Current: 40kA
- Fuse Size: 10 × 38mm
- Operating Temperature: -20°C to +60°C
- Maximum Humidity: 99%
- Maximum Installation Altitude: 2000m
- Installation Type: Wall Mounted
Compliance and Certifications
The DC switch disconnector complies with IEC60947-3 and carries UL, TUV, SAA, CE and CB certifications. The integrated surge protection complies with IEC 61643-11 and EN61643-31 standards and carries TUV, CE and CB certifications.
Why Buy From JC Solar Panels?
JC Solar Panels supplies quality solar protection equipment, combiner boxes, switchgear and photovoltaic components for residential, commercial and industrial projects. We offer technical support, nationwide delivery and reliable products trusted by solar professionals across South Africa.






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