-
Free Shipping
Orders $75 & Up
-
30-day Money Back
Guarantee*
-
100% Secure Online Shopping
SSL - Verified Merchant
APC AP800RT Battery Replacement
APC AP800RT Battery Replacement Kit - Professional-Grade SP6-12 with 2-Year Warranty
When the power fails, we don't. Your APC Smart-UPS 800RT protects critical rack-mounted systems - servers that can't crash, network equipment that must stay online, infrastructure that can't fail. While generic batteries deliver 70% performance when you need 100%, our Origin SP6-12 replacement delivers full-rated 12Ah exactly when failure isn't an option. Real specs. Real performance. Real simple.
Selected by people who understand the stakes. Whether it's your server rack, network closet, or data center installation - we know some things can't afford to fail. That's why we exclusively offer Origin's premium Sealed Lead Acid design that delivers 3-5 years of proven reliability versus 1-2 years from compromise alternatives.
Quick Answer: APC AP800RT Battery Replacement
- ✓ 100% Rated Performance - Full 12Ah when your rack systems demand it
- ✓ Critical Systems Design - Built for rack-mount UPS applications that can't fail
- ✓ No Corners Cut - AGM technology, rigorous testing
- ✓ Transparent Specifications - Because you research thoroughly
- ✓ Proven Under Pressure - 15+ years serving critical systems, trusted by professionals
The Numbers Speak
Real ampere-hours, not inflated claims
Proven longevity in rack applications
Rack-optimized professional design
No-hassle replacement guarantee
Quality Components. Rigorous Testing. No Compromises.
Cheap Batteries Cost More Than Quality Batteries
Amateur-Grade Reality:
- 70% performance when you need 100%
- Premature failure every 1-2 years
- Rack system crashes when stakes are highest
- Good-enough for non-critical applications
Professional-Grade Performance:
- ✓ 100% rated capacity - guaranteed
- ✓ 3-5 years real-world cycle life
- ✓ Built for critical rack UPS systems
- ✓ The battery professionals choose
Origin Batteries - For Systems That Can't Afford to Fail
- ✓ AGM Technology: Absorbent Glass Mat design prevents spilling and allows operation in any position, ensuring maximum safety for rack-mount server environments
- ✓ Valve Regulated Construction: VRLA technology maintains optimal pressure automatically, eliminating maintenance while maximizing performance and longevity
- ✓ Superior Energy Density: Unrivaled power-to-volume ratio provides maximum backup time in compact Smart-UPS 800RT chassis without compromising performance
- ✓ Multiple Certifications: DOT, IATA, FAA, CAB, UL (MH20845), and CE certified for global compliance and transport safety
- ✓ Rugged Construction: Heavy-duty plastic case and cover withstand vibration, temperature extremes, and years of reliable rack-mount operation
What's Included - Complete Transparency:
- • Professional-grade 6V 12Ah Sealed Lead Acid battery
- • F2 terminal configuration - exact APC Smart-UPS 800RT match
- • Two-year no-hassle replacement warranty
- • Complete installation documentation and specifications
Full Specifications - Because You Research Thoroughly
| Origin SP6-12 Complete Technical Data | |
|---|---|
| Battery Chemistry | Sealed Lead Acid (SLA/VRLA) - Professional Grade |
| Voltage | 6V (Actual) |
| Capacity | 12Ah (Real Rating) |
| Terminal Type | F2 Terminals |
| Length | 5.95 inches (151 mm) ±2% |
| Width | 1.94 inches (49 mm) ±2% |
| Height | 3.82 inches (97 mm) ±2% |
| Weight | 4.18 lbs (1.9 kg) ±3% |
| OEM Replacement | SP6-12 Direct Replacement |
| Warranty | 2-Year No-Hassle Replacement |
Complete Compatibility Reference
| Device/Model | OEM Part Number | Our Part Number | Notes |
|---|---|---|---|
| APC Smart-UPS 800RT Rack-Mount | SP6-12 | SP6-12 | Direct replacement |
| APC Smart-UPS 800VA Rack-Mount | SP6-12 | SP6-12 | Exact fit |
| Compatible Rack UPS Systems | SP6-12 | SP6-12 | 6V 12Ah rack applications |
Professional-Grade vs. Amateur-Grade: The Real Difference
| Specification | Origin Professional-Grade | Generic Alternatives |
|---|---|---|
| Actual Performance | 100% Rated Capacity | ~70% Inflated Claims |
| Real-World Lifespan | 3-5 Years Field-Proven | 1-2 Years Best Case |
| Build Quality | Critical Systems Grade | Price-Point Construction |
| Warranty Coverage | 2-Year No-Hassle | Limited Coverage |
| Support | Battery Specialists Since 2010 | Call Center Scripts |
When Your Systems Can't Afford to Fail
Origin Batteries Excel in Critical Applications:
- Rack-Mount Infrastructure: Server racks, network closets, data center equipment
- Network Equipment: Switches, routers, managed network devices
- Server Systems: File servers, domain controllers, database servers
- Critical Infrastructure: Security systems, monitoring equipment, backup power systems
Direct Replacement For:
SP6-12, APC original battery for Smart-UPS 800RT rack-mount, compatible 6V 12Ah rack UPS applications - No adapters, no modifications, no compromises
We've Seen What Happens When Rack UPS Batteries Fail
- Server Downtime: Unexpected shutdowns causing data loss and hours of recovery time
- Network Infrastructure Failure: Critical switches and routers going offline during power events
- Data Center Outages: Cascading failures affecting multiple systems and business operations
We choose Origin accordingly. Because some things can't afford to fail.
Secure Professional Checkout
SSL Encrypted • PCI Compliant • No Compromises
Common Customer Questions
Q: What battery replaces the APC Smart-UPS 800RT?
A: The SP6-12 is the direct replacement battery for the APC Smart-UPS 800RT rack-mount. This 6V 12Ah sealed lead acid battery matches exact OEM specifications with F2 terminals for guaranteed compatibility.
Q: How long does the SP6-12 last in APC Smart-UPS 800RT?
A: With proper use, expect 3-5 years of reliable service compared to 1-2 years from generic alternatives. Our AGM design ensures maximum cycle life and performance in rack-mount UPS applications.
Q: What are the exact dimensions of the Smart-UPS 800RT battery?
A: The replacement battery measures 5.95" L × 1.94" W × 3.82" H (151×49×97mm) and weighs 4.18 pounds, ensuring perfect fit in the Smart-UPS 800RT battery compartment.
Q: Which battery fits APC AP800RT rack-mount models?
A: The SP6-12 fits all APC Smart-UPS 800RT (AP800RT) rack-mount models. Our batteries feature exact OEM dimensions and F2 terminal configuration for guaranteed compatibility and easy installation.
The Choice for Uncompromising Quality
Authorized Distributors Who Understand the Stakes
Since 2010, we've supplied batteries to people who can't accept failure. Data centers protecting critical information. Server racks that must stay powered. Network infrastructure that can't go down. We understand what you're protecting because our customers protect the same things.
No Compromises. No Surprises. Just Reliability.
- ✓ Authorized distributor - genuine products only
- ✓ Professional-grade selection - curated for critical systems
- ✓ Expert guidance - specialists who know consequences
- ✓ Transparent specifications - honest performance data
- ✓ 2-year warranty - we stand behind quality
Choose Without Compromise
Your APC Smart-UPS 800RT protects critical rack systems. Cheap batteries protect budgets. Professional-grade batteries protect both. The Origin SP6-12 delivers uncompromising 6V 12Ah performance with honest specifications and proven reliability. For your infrastructure. For your uptime. For your peace of mind.
Related Professional-Grade Solutions
Explore our UPS replacement batteries or view all APC battery replacements. For complete system protection, see our uncompromising charger selection.
Related Products
APC SC450RM1U Battery Replacement
APC SMT3000RMUS Battery Replacement
APC SMT3000RM2UNC Battery Replacement
APC SRT192RMBPM Battery Replacement
