Manufacturer | APC |
Product Name | APC Smart-UPS X-Series External Battery Pack 48V Rackmount 2U |
Part Number | SMX48RMBP2US |
Type | External Battery Pack |
Compatible UPS Voltage | 48V |
Nominal Output Voltage | 48V DC |
Battery Capacity | 864 VAh |
Form Factor | Rack/Tower Convertible |
Rack Height | 2U |
Weight | 28.58 kg |
Color | Black |
Battery Type | Lead-acid |
Hot-Swappable Batteries | Yes |
User-Replaceable Batteries | Yes |
Maintenance-Free Design | Yes |
Typical Recharge Time | 3 hours |
Battery Modules Included | 1 |
APC Smart-UPS X-Series External Battery Pack 48V Rackmount 2U
Key Benefits

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- Extend UPS runtime with a high-capacity 864VAh 48V external battery module
- Meets TAA compliance standards for eligibility in government and federally contracted installations
- Backed by a 2-year warranty and manufactured in the USA for quality assurance and support
Product Overview
The APC Smart-UPS X-Series External Battery Pack (SMX48RMBP2US) enhances runtime for compatible UPS systems with 48V and 864VAh capacity. It supports both rack and tower mounting in a compact 2U form factor. Featuring lead-acid battery technology, it meets TAA compliance and is backed by a 2-year repair/replacement warranty. Built in the United States and weighing 28.58 kg, it ensures reliable backup for mission-critical equipment.
Specifications
Product Overview
Physical & Environmental
Width | 17.01 inch |
Depth | 19.29 inch |
Height | 3.5 inch |
Rack Mounting Kit Included | Yes |
Mounting Options | Rack or Tower |
Operating Temperature | 0 to 40 °C |
Storage Temperature | -15 to 45 °C |
Operating Relative Humidity | 0 to 95% (non-condensing) |
Storage Relative Humidity | 0 to 95% (non-condensing) |
Operating Elevation | 0–3000 m |
Storage Elevation | 0–15000 m |
Acoustic noise at 1 meter | <40 dBA |
Cloud Management & Licensing
SmartSlot Support | Yes (requires compatible UPS with SmartSlot) |
Remote Monitoring Capability | Available via connected UPS with APC software |
APC PowerChute Support | Yes (through connected UPS) |
Interfaces
UPS Connection Type | SMX Series Smart-UPS connection via rear DC connector |
Expansion Slots | Daisy-chainable for additional external battery packs |
Compliance & Origin
Country of Origin | United States |
TAA Compliant | Yes |
RoHS Compliance | Yes |
REACH Compliance | Yes |
Certifications | UL 1778, CSA, CE, FCC Part 15 Class A |
Advanced Security Features
Battery Management System | Advanced battery management for optimized performance |
Audible Alarms | Yes, via UPS |
Overload Protection | Provided by UPS system |