APC SRT5KXLT-5KTF UPS High Performance Replacement Battery Set
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⚠️ Quick Reminder
🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.
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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
SigmasTek SP12-5.5HR Replacement Battery Set — Compatible with APC SRT5KXLT-5KTF UPS
Designed specifically for APC SRT5KXLT-5KTF systems, this replacement UPS battery set provides reliable power, consistent performance, and a simple way to refurbish your UPS runtime. Each set includes 16 SigmasTek SP12-5.5HR batteries engineered for high-rate discharge applications — a practical, long-lasting battery option for critical backup environments where power integrity is essential.
Key Specifications
- Quantity: 16 batteries per 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
- Features: High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Compatibility note: Requires all existing cables and hardware from original configuration to connect new batteries
- Brand: SigmasTek
Benefits
This high-performance UPS battery replacement is tailored for environments that demand instant, reliable power. The SigmasTek SP12-5.5HR cells offer a robust high rate discharge capability that supports the APC SRT5KXLT-5KTF during peak load events. With low self-discharge, these batteries retain charge well during standby periods, translating to a longer shelf life and dependable service when called upon.
Safety and resilience are core advantages: valve-regulated spill-proof construction reduces maintenance and leak risk, while high vibration resistance ensures stable operation in racks or mobile installations. The U.L. recognition and CE certification reflect industry-standard compliance, and each battery arrives factory fresh for immediate installation.
Common use cases include replacing aging battery banks in UPS units, outfitting emergency power supply backups, and powering battery-operated tools where temporary high output is required. Our technical staff tests every set to ensure it meets or exceeds OEM expectations for performance and reliability, giving you a verified high-performance UPS battery replacement that integrates with your existing cables and hardware.
Fast shipping and a 1 year warranty make this replacement set an attractive choice for maintaining uptime and avoiding costly downtime. Orders for in-stock items usually ship within 24 hours, and our customer service team is ready to assist with questions about fitment or installation.
Refresh your APC SRT5KXLT-5KTF backup system with this reliable, long-lasting battery set today — click to buy a quality replacement UPS battery and secure dependable backup power.
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