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Two sealed 12V9A SLA batteries in a replacement kit

RefurbUPS

RefurbUPS 2250B 2×12V9A ups replacement battery kit

SKU CH-4YVJ-QNAVD

Kit contains two 12 V 9 Ah sealed lead-acid batteries compatible with the TS2250B UPS

  • Product typeKit/Package
  • Product weight14
  • Two high-rate 12 V 9 A SLA cells restore UPS runtime
  • Kit matches OPTI-UPS TS2250B specifications for drop-in fit
  • Factory-fresh batteries deliver reliable backup when mains fail
  • Includes step-by-step replacement instructions for quick service
  • 14 kg package ships as a complete ready-to-install set

Compatible OPTI-UPS TS2250B kit

This replacement battery kit is designed for the OPTI-UPS TS2250B uninterruptible power supply. It contains two sealed lead-acid batteries rated at 12V 9A each. The kit suits administrators maintaining backup power for servers or network equipment. Buyers needing a different voltage or capacity should verify their UPS model before ordering.

Factory-fresh sealed lead-acid cells

The batteries arrive factory fresh and ready for immediate installation. Sealed lead-acid chemistry provides reliable high-rate discharge during power events. Normal operation produces minimal noise and no liquid spill risk. Comprehensive installation instructions are included to guide the replacement process safely.

Two 12V 9A batteries included

The package supplies exactly two 12V 9A batteries to match the original TS2250B specification. This quantity and rating determine whether the kit restores full runtime to the UPS. Systems requiring a different battery count or ampere-hour value will not be compatible with this kit.

How it compares

Measured against everything we stock in UPS Replacement Batteries, at today’s prices. Recalculated every night.

Price $35.99
Typical for this category: the median of 3,915 items is $39.99.

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Specifications

Product
Brand nameOptiUPS
Product lineOptiUPS
Product typeKit/Package

Questions about this item

How do I install the two 12V9A batteries in my TS2250B UPS, and what step do people often miss?

Open the battery compartment, disconnect the old pack, insert the two 12V9A units in the same orientation, reconnect the wiring harness exactly as shown in the included instructions, then secure the cover; the step most often missed is tightening the terminal bolts to the specified torque so the connection stays solid under load.

What maintenance or replacement will this battery kit need later?

The sealed lead-acid cells are maintenance-free, but plan to replace the entire kit every three to five years or when the UPS self-test reports reduced runtime.

What limit appears first when the UPS runs on these batteries during a long outage?

The 9 Ah capacity sets the runtime ceiling; once the stored charge is depleted the UPS will shut down, so the amp-hour rating is the first limit you hit under sustained discharge.

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