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-2750

APC SURTA48XLBP High Performance Replacement Batteries

Sale price $131.99 USD Regular price $193.14
Shipping calculated at checkout.

➤ Replacement set with 8 SigmasTek SP12-7.5HR (12V 7.5 AH) for APC SURTA48XLBP Extended Battery Module

➤ High rate discharge design supports emergency and UPS power needs

➤ Valve regulated and spill-proof for maintenance-free use

➤ Low self-discharge and vibration resistant for dependable service

➤ Brand new with 1-year warranty and OEM specification testing


📦🚀 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 | 7.5 Ah

Terminal Type

F2

SigmasTek SP12-7.5HR Replacement Battery Set for APC SURTA48XLBP Extended Battery Module

Renew the backup capability of your APC SURTA48XLBP Extended Battery Module with this expertly matched replacement UPS battery set. Containing eight SigmasTek SP12-7.5HR sealed lead acid batteries (12 Volts, 7.5 AH each), this kit is built for high rate discharge scenarios and offers a reliable, low-maintenance alternative to aging OEM cells. These brand new, factory fresh batteries are tested to meet or exceed OEM expectations and are well suited for maintaining continuous protection in UPS, emergency power, and related applications. Note that installation requires reuse of your existing cables and hardware from the original battery assembly.

Key Specifications

  • Battery Model: SigmasTek SP12-7.5HR
  • Quantity: 8 batteries per replacement set
  • Voltage: 12 Volts
  • Capacity: 7.5 AH (Amp-hours)
  • Terminal Type: F2
  • Chemistry: Rechargeable Sealed Lead Acid (SLA)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated, Spill Proof
  • Features: Low Self-discharge, High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year
  • Intended Use: Replacement batteries for APC SURTA48XLBP Extended Battery Module; designed for high rate discharge UPS applications

Benefits

This replacement UPS battery solution prioritizes longevity, reliability, and steady performance. The valve regulated SLA construction eliminates the need for frequent maintenance while ensuring safe, spill-proof operation in enclosed battery modules. Low self-discharge and high vibration resistance preserve stored energy and reduce premature wear, making this pack an excellent long-lasting battery option for UPS systems, emergency backup arrays, and battery-powered tool applications. As a high-performance UPS battery, it satisfies short-term high-current demands and helps prevent unexpected outages during critical events. Each set is verified by knowledgeable technicians to deliver consistent output and meet safety certifications — providing assurance when restoring your APC SURTA48XLBP to full protective capacity.

Don’t wait for a failure — order this replacement UPS battery set for your APC SURTA48XLBP today. Enjoy fast shipping on in-stock items and the confidence of a 1 year warranty. Purchase now to secure reliable backup power and extended service life.


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.