XPC XST-800 UPS System Battery
OSI Batteries is your One Source for Xtreme Power Conversion UPS System replacement batteries. Vision CP1290 is a high quality aftermarket battery that fits XPC XST-800 model uninterruptible power supply systems.
XPC XST-800 requires 1 battery per unit please add to cart accordingly.
We recommend checking your existing battery for size and specifications prior to ordering as manufacturers may change requirements without notice. The original batteries in many UPS Systems are tied together with wire harnesses and/or fuses; we recommend that you save these in order to reuse them with your replacement batteries.
XPC XST-800 requires 1 battery per unit please add to cart accordingly.
We recommend checking your existing battery for size and specifications prior to ordering as manufacturers may change requirements without notice. The original batteries in many UPS Systems are tied together with wire harnesses and/or fuses; we recommend that you save these in order to reuse them with your replacement batteries.
| Chemistry: | Rechargeable Sealed Lead Acid |
| Nominal Voltage: | 12v |
| Nominal Capacity: | 9Ah 34W |
| Terminals: | .250" faston |
| Dimensions (In): | 5.94 x 2.56 x 3.70 |
| Weight: | 6.17 lbs |
| Warranty: | 12 months |
| Condition: | Brand New |
| Design Life: | Standby 3-5 years |
Reviews
We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.7
Out of 5.0

Overall Rating
96%
of customers that buyfrom this merchant give
them a 4 or 5-Star rating.
August 17, 2026 by Alan D. (MI, US)
“I was able to retrieve my order from 2024 and confirm the right product. Thanks.”
August 17, 2026 by Keith E. (GA, US)
“Ordering was fast and easy. Lookup process was very efficient.”
August 17, 2026 by VICENTE C. (TX, US)
“good pricing and easy to buy and check out”

