The VEVOR 4-String PV Combiner Box is engineered to streamline and safeguard your solar power setup—whether off-grid or on-grid. This IP65 waterproof box consolidates up to 4 PV array inputs and features a 15A fuse per string, a 63A circuit breaker, surge lightning protection, and solar connectors for seamless and secure connections. Designed for professional and DIY solar installations alike, this durable combiner box simplifies wiring and enhances system protection with natural cooling, high-grade components, and easy-open access.

Features

• 4-String Input Design: Supports up to 4 PV arrays with a max input of 15A per string and 60A total

• Multiple Layers of Protection: Includes 15A fuses, 63A circuit breaker, and lightning arrester for system safety

• IP65 Waterproof Enclosure: Weather-resistant, dust-tight design ideal for harsh outdoor environments

• Surge Protection: Integrated SPD (20kA nominal, 40kA max) protects against lightning and voltage spikes

• Effortless Installation: Dual-color wiring, pre-installed connectors, and intuitive layout speed up setup

• User-Friendly Operation: Easy-to-open casing and clear indicator lights (green = normal, red = surge triggered)

• Wide Compatibility: Works with RVs, residential solar systems, and commercial solar setups

Specification

• Model: SWHL-4

• Number of Strings: 4

• Max Input Voltage (Single PV Array): 500V

• Max Input Current (Single PV Array): 15A

• Total Input Current: 60A

• Fuse Rating: DC1000V, 15A, 10 x 38 mm

• Circuit Breaker: 500V, 63A

• Surge Protection: Iₙ: 20kA; Iₘₐₓ: 40kA; Up: 1.8kV

• SPD Indicator: Green (normal), Red (triggered)

• Max Output Voltage: 500V

• Protection Grade: IP65

• Cooling Method: Natural cooling

• Operating Temp: -30°C to 70°C / -22°F to 158°F

• Humidity: 0–95% (non-condensing)

• Product Dimensions: 17 x 23 x 11 cm / 6.69 x 9.06 x 4.33 in

• Net Weight: 1.8 kg / 3.9 lbs

• Solar System Capacity: 720W (12V), 1440W (24V), 2880W (48V)