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SigmasTek  |  SKU: BW-5011

APC Smart-UPS XL SUA48XLBP High Performance Replacement Battery Set

Sale price $310.40 USD Regular price $450.09
Shipping calculated at checkout.

➤ Includes 8 high capacity 12V 18AH batteries for extended runtime

➤ High rate discharge design for reliable performance under load

➤ Valve regulated spill proof construction for safe use

➤ Low self-discharge preserves power during storage

➤ Factory fresh with 1 year warranty and tested to OEM specs


📦🚀 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.

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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 | 18 Ah

Terminal Type

Nut & Bolt

Replacement Battery Set for APC SUA48XLBP Extended Battery Module (SigmasTek SP12-18HR, 8-Pack)

Upgrade your APC SUA48XLBP Extended Battery Module with a reliable, high-performance replacement UPS battery set designed to restore runtime and maintain peak UPS performance. This compatible battery pack delivers consistent power, proven reliability, and the quick installation you expect when replacing aging cells. Ideal for businesses and mission-critical systems, this long-lasting battery solution ensures your APC SUA48XLBP continues to protect equipment during outages and power fluctuations.

Key Specifications

  • Includes: 8 SigmasTek SP12-18HR batteries
  • Battery Voltage: 12 Volts
  • Capacity: 18 AH (Amp-hours)
  • Compatibility: APC SUA48XLBP Extended Battery Module
  • 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
  • Connection: Use all existing cables and hardware from original configuration to connect new batteries
  • Brand: SigmasTek
  • Terminal Type: Nut & Bolt
  • Product Family: APC Smart-UPS

Benefits

  • Durability: Built with valve regulated, spill-proof construction and high vibration resistance for dependable operation in rack and cabinet environments. These rugged cells are engineered for the stresses of UPS use, delivering consistent performance under load.
  • Long Life: Low self-discharge and factory-fresh condition help ensure these units offer a long-lasting battery solution that restores and extends the usable life of your APC SUA48XLBP. Backed by a 1 year warranty for added peace of mind.
  • High Performance: The high rate discharge design provides the higher power output required during short-term, high-demand events, making this a high-performance UPS battery option for critical systems that need instant, reliable power.
  • Tested Reliability: Each battery is personally tested by experienced technicians to meet or exceed OEM specifications, ensuring your APC SUA48XLBP receives a consistent, safe replacement that performs as expected.
  • Typical Applications: Designed specifically for UPS units, emergency power supply systems, and battery-powered tools where fast discharge and dependable short-term energy delivery are required. Ideal for data centers, network closets, medical equipment backups, and industrial racks.
  • Installation Simplicity: Use all existing cables and hardware from your original module—no special tools or additional parts required beyond standard rack installation practices.

This replacement UPS battery set for the APC SUA48XLBP is the practical choice when you need a long-lasting battery and a high-performance UPS battery solution to keep critical systems online. Order now to restore runtime and reliability with confidence.


Payment & Security

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