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±120VDC External Battery Cabinet for 10-20K S3M-Series 3-Phase UPS - 80x 9Ah VRLA (AGM) Batteries

Part Number:  BP240V09

External battery pack provides extended backup runtime for Tripp Lite 10-20K S3M-Series 3-phase UPS systems.
  • Ideal for IT applications requiring high capacity, high availability and longer runtime
  • Supports daisy-chaining to additional battery packs of same model for even more runtimes
  • Steel cabinet with locking front door for easy access to recyclable VRLA (AGM) batteries
  • Fuses and output breaker protect against potentially hazardous overcurrent
  • Pre-installed rolling casters allow easy adjustment at installation location
  • 1-year limited warranty
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±120VDC External Batteries Give Your Compatible 3-Phase UPS Extended Runtime
This external battery pack connects to a compatible SmartOnline® S3M-Series 3-phase UPS system to provide long-lasting battery backup for data centers, telecommunications, networks, industrial facilities, security, emergency systems and other mission-critical applications that require high capacity, high availability and extended runtime. The BP240V09 can only be connected in parallel with one other BP240V09 cabinet when using with an S3M10-20K-NIB (UPS without internal batteries) models for longer extended-run operation.

Rugged Steel Construction Designed to Last in Demanding IT Applications
The cabinet is made from heavy-gauge steel with a baked powder-coated finish that helps prevent chipping and corrosion. The hinged front door provides easy access to the recyclable internal batteries. The door locks securely to help prevent damage, tampering or theft. Fuses and output breaker protect against potentially hazardous overcurrent. 

Ships Ready for Immediate Deployment
Pre-installed rolling casters allow easy adjustment at the installation location. Adjustable levelers support secure long-term deployment on a stable surface. Includes heavy-gauge cabling with high-current DC connectors for simple installation.

System Requirements

Tripp Lite 3-phase 208V UPS models S3M10K1B, S3M10K2B, S3M10K3B, S3M10K-NIB, S3M15K2B, S3M15K3B, S3M15K-NIB, S3M20K3B, S3M20K-NIB or other UPS specifying compatibility

Package Includes

  • BP240V09 External Battery Cabinet for S3M10K/15K/20K 3-Phase UPS
  • (2) Battery cables, 1.3 m
  • Owner’s manual
RoHS compliant


UPC Code037332253040
Input Phase3-Phase
Expandable Battery RuntimeUp to two battery packs can be connected in parallel when using with S3M10-20K-NIB, No Internal Battery UPS models for extended runtime
Expandable RuntimeYes
DC System Voltage (VDC)+/- 120VDC
UPS ConnectionHardwire (contractor supplies wiring - see Owner's Manual for gauge recommendations and complete installation instructions)
Material of ConstructionSteel
Rack Height0U
External Battery Pack Form FactorTower
Installation Form Factors Supported with Included AccessoriesTower
Shipping Dimensions (hwd / in.)37.40 x 14.20 x 39.40
Unit Dimensions (hwd / in.)34.200 x 9.800 x 35.400
Unit Weight (lbs.)615.6
Product Warranty Period (Worldwide)1-year limited warranty

Questions & Answers


Need help with your purchase?
We're always available to help with questions, including product selection, sizing, installation and product customization. Call us at +(773) 869-1776 or email