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Small rectangular 12V 7.5Ah sealed lead-acid battery in plastic casing

RefurbUPS

RefurbUPS Haze HZS12-7.5 12V 7.5Ah ups replacement battery

SKU CH-CPSJ-FJZ6N

A 12 V 7.5 Ah sealed lead-acid replacement battery kit for compatible UPS units

  • Product typeKit/Package
  • Product weight6
  • Compatible 12 V 7.5 Ah capacity keeps critical equipment running
  • High-rate discharge design delivers instant power when mains fail
  • Factory-fresh sealed lead-acid cells ensure reliable long-term performance
  • Single-battery cartridge simplifies installation in compatible UPS units
  • Includes step-by-step replacement instructions for quick, confident swap

Direct Replacement

This 12 V 7.5 Ah sealed lead-acid battery is a direct drop-in cartridge for compatible UPS units. It targets IT staff and small-business owners who need to restore backup runtime without replacing the entire UPS. The kit arrives factory fresh and includes step-by-step installation instructions.

Low Self-Discharge Operation

The high-rate discharge chemistry holds charge during long standby periods and delivers stable voltage when mains power fails. Heat generation stays minimal during typical float charging, and the sealed case eliminates electrolyte vents or audible gassing. No active cooling or fan power is required.

Simple Swap-In Integration

The cartridge fits the existing battery bay using the original connectors, freeing the UPS enclosure and wiring from modification. No firmware updates, additional cabling or external charger are needed. Buyers who need extended runtime beyond a single cartridge or a different voltage platform cannot use this kit alone.

How it compares

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

Price $13.99
Cheaper than about 88% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameEnersys
Product lineHaze Batteries
Product typeKit/Package

Questions about this item

How do I install the Haze HZS12-7.5 battery and which step do people often miss?

Open the UPS battery compartment, disconnect the old unit observing polarity, connect the new 12V 7.5Ah battery matching red to positive and black to negative, then secure the cover. The step most often missed is verifying the polarity before tightening the terminals.

What maintenance or replacement will the Haze HZS12-7.5 battery need later?

The sealed lead-acid cell is maintenance-free. Plan to replace the battery after three to five years or when runtime drops below acceptable levels for your load.

What limit appears first on the Haze HZS12-7.5 during sustained use?

The 7.5Ah capacity governs runtime; under continuous discharge the voltage will fall to the UPS cutoff point, ending available backup time.

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