Description
Ameresco Solar 4BS2000 Battery Box Enclosure
Overview
The 4BS2000 Battery Box Enclosure from Ameresco Solar provides rugged and reliable housing for multiple deep-cycle batteries in industrial and off-grid solar applications. Constructed from corrosion-resistant aluminum or stainless steel, this cabinet ensures long-term durability in extreme outdoor environments. With flexible sizing and multiple finish options, the 4BS2000 enclosure safely accommodates a wide range of battery configurations, from telecom to oil & gas field systems.
Key Features
- NEMA 3R standard rating with UL 508A, NEMA 4, and NEMA 4X options for enhanced environmental protection
- Holds up to six Group 27 or four Group 30/31 batteries; supports two Group 8G4D or 8G8D formats
- Constructed from mill-finished or powder-coated aluminum; optional 304/316 stainless steel
- Features closed-cell neoprene gasket and stainless steel hinges for weather-tight sealing
- Dual stainless lockable draw latches and flanged door for secure access
- Includes cross ventilation ports and NPT knockouts for conduit or CGB fittings
Applications
- Telecommunications, SCADA, and instrumentation power systems
- Off-grid, hybrid, and remote monitoring solar installations
- Battery storage for lighting, signaling, and control applications
Technical Specifications
| Model | 4BS2000 |
|---|---|
| Battery Capacity | 6 × Group 27, 4 × Group 30 or 31, 2 × 8G4D or 8G8D |
| Enclosure Dimensions (H × W × D) | 17.75″ × 27.875″ × 27″ |
| Door Opening (H × W) | 26″ × 22″ |
| Inside Dimensions (H × W × D) | 16.125″ × 26.75″ × 22.75″ |
| Back Panel Dimensions (H × W) | 14.5″ × 22.5″ (custom available) |
| Weight (Empty) | 39 lb (17.7 kg) |
| Material | Aluminum (standard) or 304/316 stainless steel (optional) |
| Finish | Mill finish (standard) or white powder-coated aluminum |
| Gasket | Closed-cell neoprene, weather-resistant |
| Mounting | Foundation rails with conduit knockouts (1" & 1/2" NPT) |
| Enclosure Rating | NEMA 3R standard; UL 508A / NEMA 4 / NEMA 4X optional |
| Ventilation | Cross-vented side panels for passive airflow |
| Locking Mechanism | (2) Stainless steel lockable draw latches with hasp |
| Certifications | UL 508A listed; NEMA 3R, 4, and 4X compliant |
Design & Construction
The 4BS2000 features a double-flanged door with closed-cell gasket and welded seams to prevent moisture ingress. Integrated mounting rails and conduit knockouts streamline installation. Its modular design allows for configuration with custom electrical assemblies and grounding options, ideal for solar battery banks or hybrid energy cabinets.
