For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com

New collections added! Learn more

🎉 First Order Special 🎉

First-time shoppers get 5% OFF on batteries & accessories!

WELCOME5
SigmasTek  |  SKU: BW-1494

APC SURT5000XLTW High Performance Replacement Battery Set (Set Of 16)

Sale price $184.99 USD Regular price $264.06
Shipping calculated at checkout.

➤ Complete set of 16 replacement 12V 5.5AH UPS batteries included

➤ AGM sealed battery technology for long-lasting performance

➤ UL certified for safety and quality assurance

➤ Guaranteed compatibility with APC SURT5000XLTW battery set

➤ Convenient same-configuration installation with existing hardware


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ 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.

📸 Send Your Battery Photo / Unsure? Expert Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
POST YOUR IMAGE

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

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: 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

APC SURT5000XLTW Replacement UPS Battery Set

This 16-piece replacement UPS battery pack is custom-specified for the APC SURT5000XLTW, delivering dependable compatibility and sustained power for critical backup needs. Utilizing AGM sealed SLA design and UL certification, these SigmasTek batteries provide a high-performance UPS battery option that emphasizes safety, durability, and extended service life.

Key Specifications

  • Package contains: 16 batteries
  • Chemistry: SLA (Sealed Lead Acid)
  • Technology: AGM (Absorption Glass Mat)
  • Guaranteed compatibility with original battery set
  • Warranty: 1-year Warranty
  • Volts: 12 V
  • Amp Hours: 5.5 AH
  • Weight (total): 67.2 Lbs
  • Length: 3.54 In
  • Width: 2.76 In
  • Height: 3.98 In
  • Terminal: F2
  • Brand: SigmasTek
  • Certification: UL (Underwriters Laboratories) certified
  • Shipping Methods: UPS Ground and USPS
  • In-stock items ship in 1 business day

Benefits

Built to handle repeated discharge and recharge cycles, this replacement set offers enhanced reliability for uninterrupted power systems. AGM technology reduces maintenance demands and improves safety with a sealed design that resists spills and corrosion. SLA chemistry supports steady voltage output and dependable runtime, making this a long-lasting battery solution for sustained operations.

Use cases include UPS cabinets for servers, network infrastructure back-up, emergency power systems, medical support equipment, and heavy-duty tools that require sealed battery solutions. The F2 terminal layout ensures straightforward installation using your existing APC cables and mounting hardware, preserving the original configuration for quick replacement and minimal downtime.

Confirm your battery dimensions before ordering to ensure correct fitment. If you require only a single 12V 5.5AH battery rather than the full 16-pack, please visit the UPS Batteries by V and AH section to choose the individual unit that matches your needs.

Don’t wait until power events threaten your equipment—buy this APC SURT5000XLTW replacement UPS battery set now to restore protection, enjoy UL-certified safety, and receive fast shipping and a one-year warranty.


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.