About this battery pack
APC RBC123 Compatible Replacement Battery Pack
A complete, pre-assembled replacement pack for APC RBC123 / APCRBC123. Two new 12 V high-rate VRLA battery blocks are connected in series and pre-wired with a Molex connector. The pack is ready to install in a compatible UPS; no rewiring is required.
Pack specifications
- Nominal pack voltage: 24 V (two 12 V blocks)
- Capacity: 9 Ah high-rate; APC's original cartridge is rated 7 Ah
- Chemistry: sealed lead-acid, valve-regulated (VRLA)
- Connector: Molex, pre-wired
Compatible UPS models
- APC SMT750RM2U
- APC SMT750RM2UC
- APC SMT750RM2UNC
- APC BX1350M
- APC BN1350G
- APC BX1300G
- APC BR1000G
Match the complete model number on your UPS label. Contact us before ordering if your model is not listed.
What is included
One complete RBC123-compatible pack with two new battery blocks and the pre-wired connector. Every cell is load-tested before shipping.
Installation and warranty
Hot-swap installation is supported where the UPS manual permits it. Follow the battery-replacement procedure for your exact UPS model; backup protection is unavailable while its battery is disconnected.
Covered by the 1-year UPSPLUSBATTERY warranty. Ships across Canada. For compatibility help, call 438-881-3363 or e-mail info@upsplusbattery.com. We reply within one business day.
Technical specifications
Four things every compatible battery pack we ship delivers
Tested to OEM spec
Every cell is load-tested before packing. We reject anything that falls outside the original voltage and capacity window.
Installation without soldering
Assembled cartridges arrive wired with the factory-style connector; battery sets go into your UPS's existing tray, reusing its harness and hardware. No soldering. Many models allow hot-swap replacement — check your UPS manual before removing batteries under load.
Canadian warranty
1-year UPSPLUSBATTERY warranty, handled in Canada.
Nationwide shipping
Cartridge, set, or stand-alone battery — shipping is available across Canada. See the shipping policy for rates and timing.
Trademark notice. Manufacturer names, product names, model numbers, logos and trademarks are the property of their respective owners and are used only for product identification and compatibility reference. Unless expressly stated otherwise, their use does not imply affiliation, sponsorship, endorsement or authorized dealer or partner status. This product is a compatible aftermarket replacement, not an OEM battery.
7 confirmed compatible UPS models
These UPS models are confirmed compatible. Check the complete model number on your UPS before ordering.
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APC SMT750RM2UConfirmed
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APC SMT750RM2UCConfirmed
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APC SMT750RM2UNCConfirmed
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APC BX1350MConfirmed
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APC BN1350GConfirmed
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APC BX1300GConfirmed
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APC BR1000GConfirmed
Showing all 7 compatible UPS models.
Before you order
How do I confirm this battery fits my UPS?
Find the model number on the UPS label. Check that the exact model, including any regional suffix, is marked as confirmed in the compatibility list above. If it is missing or marked as needing confirmation, email your UPS model number; we'll respond within one business day with the compatibility information we can verify.
What's the warranty, and who handles claims?
Replacement batteries carry a 1-year UPSPLUSBATTERY warranty against defects. Claims are handled by our team in Canada. Email info@upsplusbattery.com with your order number and a description of the fault. We will provide the next steps for your claim.
Is this an OEM battery or an aftermarket compatible?
Compatible aftermarket. This product is presented as a compatible replacement, not an OEM battery. Confirm the exact UPS model and review the product specifications before ordering. Replacement batteries carry the 1-year UPSPLUSBATTERY warranty.