APC SURT8000RMXLI UPS High Performance Replacement Battery Set
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Battery Care Guide
Battery Care Guide
Battery Usage and Maintenance Guidelines 🔋
Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.
1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱
Initial Charge
- Fully charge the battery overnight prior to first use.
Conditioning (First 2–6 Charge Cycles)
- Operate the device until the battery reaches approximately 20% capacity.
- Avoid premature recharging.
- Do not allow the battery to fully discharge during the initial cycles.
Post-Conditioning
- Recharge the battery only when necessary.
- These batteries are capable of approximately 500 charge cycles:
- Once daily → ~500 days
Twice daily → ~250 days
Note: Even a partial recharge is considered a full cycle.
2. Sealed Lead Acid (SLA) Batteries 💡
- No conditioning required.
- Maintain the battery in a fully charged state; avoid complete discharge.
- Capable of 300–400 charge cycles.
- Expected service life: 2–3 years, depending on usage conditions.
3. Laptop Batteries (Lithium-Ion) 💻
Initial Charge
- Fully charge the battery overnight prior to first use.
Conditioning (First 2–6 Charge Cycles)
- Charge fully, then discharge to approximately 20% capacity.
- Avoid complete discharge, as some devices may not detect a fully drained battery.
Post-Conditioning
- Minimize frequent plugging and unplugging.
- Allow the battery to discharge moderately at least once per month to maintain optimal performance.
- Occasional cycling is recommended to sustain battery health.
Professional Recommendation
Adhering to these guidelines will enhance battery longevity and ensure reliable performance.
For further assistance regarding your battery or order, our customer support team is available to provide guidance.
Delivery and Shipping
Delivery and Shipping
⚡ Everything You Need to Know About Shipping with BatteryWeb (USA)
We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:
🚚 Shipping & Delivery
Most orders ship next business day (some products like sealed lead acid may take a little longer).
Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).
We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.
Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.
Transit times shown are estimates only (business days, no weekends/holidays).
🌍 Shipping Restrictions
Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.
PO Box deliveries are only available via USPS.
At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.
📦 Important Notes
Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.
If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.
💲 Currency & Pricing
All prices are shown in USD.
Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.
⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.
Disclaimer
Disclaimer
⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.
🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).
Volts & Amps
12 Volts | 5.5 Ah
Terminal Type
F2
Replacement Battery Set for APC SURT8000RMXLI - SigmasTek SP12-5.5HR (32-pack)
Upgrade or replace the battery bank in your APC SURT8000RMXLI with this dependable replacement UPS battery set. This kit contains 32 SigmasTek SP12-5.5HR batteries (12 Volts, 5.5 AH) configured to restore power capacity and reliability to your UPS rack. Designed for compatibility and performance, these factory-fresh cells are a practical choice when you need a high-performance UPS battery to support critical loads. Reminder: installation requires reuse of the existing cables and hardware from your original configuration.
Key Specifications
- Quantity: 32 batteries (replacement set)
- Battery Model: SigmasTek SP12-5.5HR
- Voltage: 12 Volts
- Capacity: 5.5 AH (Amp-hours)
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Features: Low Self-discharge; High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Terminal / Connector Info: F2 (as listed)
- Warranty: 1 Year Warranty
- Brand: SigmasTek
Benefits
These replacement batteries provide rugged durability and consistent output for demanding UPS environments. The valve-regulated, spill-proof build and U.L./CE recognition ensure safe operation and compliance, while the low self-discharge characteristic helps preserve charge during idle periods. As a high-performance UPS battery option, the SP12-5.5HR cells are optimized for high rate discharge, enabling them to reliably supply short bursts of elevated power when your APC SURT8000RMXLI faces heavy loads.
The design emphasizes long-term value and predictable lifecycle management, making this a long-lasting battery solution for mission-critical systems. Each pack is factory fresh and personally tested to meet or exceed OEM expectations, delivering dependable runtime for emergency scenarios and routine power conditioning.
Common uses include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and select battery-powered tools where clustered 12V 5.5AH cells are needed. Whether you are maintaining data center uptime or supporting sensitive electronics, this replacement UPS battery set offers the performance and dependability required.
Ready to restore full capacity to your APC SURT8000RMXLI? Order this high-performance UPS battery set today and benefit from fast shipping and a 1 Year Warranty.
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