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SPS (SG-RBC8P) APCRBC8P Compatible Battery Cartridge for SU1400RMBX121

SPS (SG-RBC8P) APCRBC8P Replacement Premium Battery Cartridge for SU1400RMBX121

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SKU:
SGRBC8P_1_1_S1002
UPC:
681827856119
Condition:
New
Availability:
Usually Ships in 24 hours
Weight:
6.00 LBS
Shipping:
Free Shipping
Volt:
12 V
Capacity:
9 Ah
LENGTH:
5.94 IN
WIDTH:
2.56 IN
HEIGHT:
3.74 IN
Weight:
6 LBS PER UNIT
TERMINAL:
T2
MSRP: $312.00
$156.00
(You save $156.00 )
Front view of the battery showing terminal connections and product labeling for APC RBC8P replacement battery. Compatible with SU1400RMBX121 UPS models. 12V 9Ah battery with T2 terminals.

SPS Brand SG-APCRBC8P Replacement Premium Battery Cartridge for SU1400RMBX121

Key Features

  • Superior Backup Power: Includes four 12V 9Ah sealed lead acid (SLA) batteries, wired as two 24V banks for maximum runtime and reliable performance in demanding UPS environments.
  • Plug & Play Convenience: Pre-assembled and ready for immediate installation—simply swap your old RBC8P cartridge for instant power restoration, no assembly or technical expertise required.
  • Premium Quality & Safety: Built with advanced valve regulated, maintenance-free SLA technology. Features high-rate discharge capability, shock-resistant ABS casing (UL94-HB), and is U.L. Recognized and CE Certified for safety and reliability.
  • Upgrade Over Standard RBC8: 9Ah batteries deliver up to 28% more capacity than standard 7Ah RBC8 batteries, providing longer backup times and improved overall UPS performance.
  • Wide APC Compatibility: Compatible with a broad range of APC UPS models, including SU1400RMBX121, and more.

Product Description

Upgrade your APC Smart-UPS with the SPS Brand APCRBC8P Replacement Battery Cartridge, engineered for superior reliability and extended runtime. This premium cartridge includes four Sigma Power Systems SG1290T2 12V 9Ah sealed lead acid batteries (wired as two 24V packs), delivering consistent, long-lasting backup power for critical equipment in home, office, and IT environments.

Utilizing advanced valve regulated lead acid (VRLA) technology, these batteries offer maintenance-free operation and a 3-5 year design life at standard temperatures. The high-rate discharge design and robust ABS casing ensure durability and dependable performance, even under high-load conditions. Each battery is factory fresh, voltage-matched, and top-charged for optimal performance right out of the box.

Key Specifications (Per Battery)

FeatureSpecification
Battery TypeSealed Lead Acid (SLA), Valve Regulated (VRLA)
Voltage12V
Capacity (20hr rate)9.0Ah
Weight (each)2.50 kg / 5.51 lbs
Dimensions (each)5.94 x 2.56 x 3.70 in (151 x 65 x 94 mm)
Max Discharge Current135A (5 seconds)
Max Initial Charging<3.60A
Float Charge Voltage13.50-13.80V
Cycle Use Voltage14.40-14.70V
Terminal TypeT2
CasingShock-resistant ABS (UL94-HB)
Self-Discharge91% capacity after 3 months at 25°C
Design Life3-5 years at 25°C
CertificationsU.L. Recognized, CE Certified, ISO 9001

Compatibility List

Works as a direct replacement for APC RBC8P battery cartridges in models including: SU1400RMBX121, and more.

SPS APCRBC8P vs. Standard RBC8 Comparison

FeatureSPS APCRBC8 (Standard)
Battery Type4 X 12V 7Ah SLA
Total Capacity28Ah (4 X 7Ah)
RuntimeStandard
Weight (approx.)~20 lbs
Dimensions (each)5.94 x 2.56 x 3.70 in
Terminal TypeT2
MaintenanceMaintenance-free
CertificationsUL, CE

Key Difference:

SPS APCRBC8P uses higher-capacity 9Ah batteries, providing significantly longer backup times and improved performance compared to standard RBC8 cartridges with 7Ah batteries.

Why Choose SPS Brand APCRBC8P?

  • Extended Runtime: 9Ah capacity per battery delivers longer backup during outages.
  • Maintenance-Free: VRLA design means no water topping or regular maintenance required.
  • Trusted Quality: Built to meet or exceed original APC specifications for performance and safety.

Important Notes

  • Please confirm compatibility with your UPS model before purchase.
  • Batteries are heavy; handle with care.

California Proposition 65 Warning

This product contains chemicals including lead, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.