APC
APC PowerStar Replacement Battery Back-UPS ES 350, 12V 3.3Ah SLA | 2V 3.3Ah SLA battery replacement for APC Back-UPS ES 350, RBC35 & RBC47 with 3-year warranty
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*Price sourced from Amazon.com. Price and availability subject to change.
Bottom line: The APC PowerStar Replacement Battery Back-UPS ES 350, 12V 3.3Ah SLA | 2V 3.3Ah SLA battery replacement for APC Back-UPS ES 350, RBC35 & RBC47 with 3-year warranty is a niche pick — read recent reviews before buying in the power protection category, priced around $21.50. Compare close alternatives before committing.
PowerStar 12V 2.3Ah SLA Battery Voltage: 12 Volts Capacity: 3.3Ah L- 5.28" W- 2.64" H- 2.40" Applications UPS, Emergency lighting, Fire alarm and security systems, Telecommunication systems, Backup power for testing and measuring instruments, Alarm and security system, Electronic apparatus and equipment, Communication power supply, DC power supply, Auto control systems Replaces: PS-1230, BP3-12, BP3.6-12, CF12V2.6, CFM12V3, CP1232, NP2.6-12, NP3-12, NPH3.2-12, PE12V3AF1, UB1234, WP3-12, SLA1042, SLA1035, SLA1041 Fits UPS Batteries and More: RBC Battery Cartridges RBC35 APC BACK-UPS ES…
SpecPicks Verdict
SpecPicks scored APC PowerStar Replacement Battery Back-UPS ES 350, 12V 3.3Ah SLA |… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the power protection category. APC's power protection lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.
Common buyer scenarios for power protection of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Backed by APC's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Uninterruptible Power Systems: Provides reliable backup power for UPS applications ensuring continuous operation during power outages
- Emergency Lighting Battery: Suitable for emergency lighting systems, fire alarm and security systems, and backup power applications
- Electric Gates Application: Compatible with electric gate systems requiring 12V battery backup power supply
- Medical Mobility Equipment: Designed for use in medical mobility devices and equipment requiring reliable battery power
- Premium Specifications: 12 Volts 3.3Ah SLA battery with dimensions L-5.28 inches W-2.64 inches H-2.40 inches
- Wide Compatibility: Replaces multiple battery models including PS-1230, BP3-12, CF12V2.6, NP2.6-12, UB1234, and fits APC RBC35 and RBC47 cartridges
Full Specifications
| Brand | APC |
|---|---|
| Voltage | 12 Volts |
| Amperage | 3.3 |
| Unit Count | 1 Count |
| Reusability | Rechargeable |
| Model Number | APC Replacement Battery 35 RBC35 |
| Item Dimensions | 5 x 3 x 2 inches |
| Antenna Location | Emergency Lighting,Ups |
| Battery Capacity | 3.3 Amp Hours |
| Battery Cell Type | Sealed Lead Acid |
| Wide Compatibility | Replaces multiple battery models including PS-1230, BP3-12, CF12V2.6, NP2.6-12, UB1234, and fits APC RBC35 and RBC47 cartridges |
| Number of Batteries | 1 12V batteries required. (included) |
| Premium Specifications | 12 Volts 3.3Ah SLA battery with dimensions L-5.28 inches W-2.64 inches H-2.40 inches |
| Compatible Phone Models | not aplicable |
| Battery Cell Composition | Sealed Lead Acid |
| Electric Gates Application | Compatible with electric gate systems requiring 12V battery backup power supply |
| Emergency Lighting Battery | Suitable for emergency lighting systems, fire alarm and security systems, and backup power applications |
| Medical Mobility Equipment | Designed for use in medical mobility devices and equipment requiring reliable battery power |
| Recommended Uses For Product | Emergency Lighting,Ups |
| Uninterruptible Power Systems | Provides reliable backup power for UPS applications ensuring continuous operation during power outages |
Ready to buy?
APC PowerStar Replacement Battery Back-UPS ES 350, 12V 3.3Ah SLA | 2V 3.3Ah SLA battery replacement for APC Back-UPS ES 350, RBC35 & RBC47 with 3-year warranty is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Price and availability subject to change.
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