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Sealed 12V 7A SLA battery kit for Tripp Lite OMNI500ISO UPS

RefurbUPS

RefurbUPS Tripp Lite OMNI500ISO Compatible Replacement Battery Kit 12V7A RBC51

SKU CH-K3K9-KZ81H

Compatible replacement battery kit containing one 12V7A sealed lead-acid battery for Tripp Lite OMNI500ISO UPS systems

  • Product typeKit/Package
  • Product weight6
  • High-rate 12 V 7 A SLA battery delivers reliable backup power
  • Factory-fresh cells ensure dependable performance from day one
  • Single-cartridge kit matches Tripp Lite OMNI500ISO and RBC51 specifications
  • Includes step-by-step installation instructions for quick replacement
  • New, ready-to-ship unit minimises downtime for critical equipment

Compatible UPS battery kit

This replacement kit fits the Tripp Lite OMNI500ISO UPS and matches the RBC51 specification. It contains one 12V7A sealed lead-acid cell rated for high-rate discharge. The unit is factory fresh and ships with step-by-step installation instructions. It is intended for administrators who need a drop-in power backup refresh.

Thermals noise and power draw

The sealed lead-acid chemistry runs silently with no moving parts. Normal float charging draws only a trickle current from the UPS. During a discharge event the battery delivers its rated current without audible noise. Heat output stays low enough for standard UPS enclosures.

Upgrade path and value

The kit replaces an exhausted original cartridge in the same UPS model. It restores full runtime for connected servers or network gear. The jump is worth it when the existing pack no longer holds charge or self-tests fail. Buyers who need extended runtime beyond the single-battery capacity should look at higher-capacity UPS units instead.

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 nameTrippLite Omni Series
Product lineTrippLite Omni Series Batteries
Product typeKit/Package

Questions about this item

How do I install the 12V7A battery in the OMNI500ISO UPS, and what step is often missed?

Open the UPS battery compartment, disconnect the old battery leads, connect the new 12V7A battery observing correct polarity, then secure the cover and allow the UPS to charge fully before putting it back into service.

What maintenance will the RBC51 compatible battery kit need over its service life?

The sealed lead-acid battery requires no routine maintenance; plan to replace the cartridge again when runtime drops noticeably or the UPS signals a battery fault, typically after several years of float service.

What limit appears first when the OMNI500ISO runs on this battery during a prolonged outage?

The 12V7A capacity determines available runtime; once the stored energy is depleted the UPS will shut down, so the discharge limit is reached before any thermal or current limit.

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