Renogy 500A Combiner Box | REC500CB-98-US Overview
The Renogy 500A Combiner Box is a high-capacity power management accessory designed for robust energy systems. Engineered for high current loads and demanding environments, this combiner box enables safe and efficient connection of multiple battery or power sources into one streamlined output. Perfect for off-grid, hybrid, or backup power applications, it simplifies wiring, enhances safety, and ensures reliable system performance.
Renogy 500A Combiner Box | REC500CB-98-US Features
High Current Capacity – Rated for up to 500A to handle large energy flows in residential, mobile, or commercial solar systems.
Heavy-Duty Build – Constructed with rugged components for long-term durability and heat resistance in demanding setups.
Multiple Inputs – Supports connection of multiple positive/negative lines, ideal for combining several batteries or solar charge controllers.
Internal Busbar Design – Ensures safe and balanced current distribution across all terminals.
Protection-Ready Design – Designed for easy installation of fuses or breakers, enabling custom overcurrent protection.
Renogy 500A Combiner Box | REC500CB-98-US Applications
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Battery Bank Integration – Combines multiple batteries into a single power line for larger off-grid or backup systems.
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RV & Van Power Systems – Distributes power cleanly and safely across RV electrical systems with high amperage needs.
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Solar Energy Storage – Connects charge controllers, inverters, and batteries efficiently in solar storage solutions.
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Marine Installations – Ideal for managing power on boats or marine setups requiring high-current connection points.
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Backup Power Systems – Consolidates backup batteries and generators into a single output for critical systems.
What’s Included?
Renogy 500A Combiner Box | REC500CB-98-US Specifications
| 500A COMBINER BOX |
| SPECIFICATIONS |
| Model: |
REC500CB-9B-G1 |
| Voltage range: |
9 - 60Vdc |
| Rated Current: |
500A |
| Connector: |
M8 Busbar |
| Enclosure material: |
Sheet metal |
| Enclosure dimensions: |
10.35 x 6.30 x 3.94 in / 263 x 160 x 100 mm |
| Unit weight: |
2.6kg |
| Busbar material: |
Tinned copper |
| Busbar dimensions: |
4 x 30mm |
| Recommended terminal torque: |
70.8 in-lbs / 8 N·m |
| Operating temperature range: |
-4°F to 140°F / -20°C to 60°C |
| Storage temperature range: |
-40°F to 176°F / -40°C to 80°C |
| Humidity: |
0-99% RH (non-condensing) |
| Protection class: |
IP22 |
| WARRANTY |
| Material and workmanship warranty: |
1 Year |
| CERTIFICATIONS |
| Certifications: |
RoHS compliant |
| Certifications: |
Manufactured in a Certified ISO 9001 Facility |
Frequently-Asked Questions
Can this combiner box be used with 48V battery banks?
Yes, the box supports 12V, 24V, and 48V battery systems, making it highly versatile.
Is there any internal fuse or breaker included?
No, this combiner box does not include internal fuses or breakers. It is designed to support external overcurrent protection.
What wire size is compatible with the terminals?
The terminal lugs are designed to accept large gauge wiring, typically 1/0 AWG to 4/0 AWG depending on your system setup.
Can it be used outdoors?
It is recommended for indoor or protected environments. Use a weatherproof enclosure if needed outdoors.
Manual
