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SigmasTek  |  SKU: BW-3691

APC Back-UPS XS 1500VA BX1500 Compatible High Performance Replacement Battery

Sale price $32.99 USD Regular price $48.30
Shipping calculated at checkout.

➤ Includes 2 SigmasTek SP12-7.5HR batteries (12V, 7.5 AH)

➤ High rate discharge ideal for UPS and emergency tools

➤ Valve regulated and spill-proof for safety

➤ Low self-discharge for better standby performance

➤ 1-year warranty and OEM standard tested


📦🚀 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 | 7.5 Ah

Terminal Type

F2

Replacement Battery Set for APC BACK-UPS XS BX1500 (2 x SigmasTek SP12-7.5HR)

Restore full runtime and reliable protection for your APC BACK-UPS XS BX1500 with this precision-engineered replacement UPS battery set. Designed for compatibility with the BX1500 series, these two SigmasTek SP12-7.5HR batteries deliver the performance and dependability you expect from a high-quality replacement UPS battery. Ideal for situations that demand quick, high-power output, this pack brings back emergency readiness and ensures your UPS performs like new.

Key Specifications

  • Includes: 2 SigmasTek SP12-7.5HR batteries
  • Voltage: 12 Volts
  • Capacity: 7.5 AH (Amp-hours)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Durability: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty

Benefits

Built for long service life and reliable day-to-day operation, this high-performance UPS battery set is optimized for the short, powerful bursts required by UPS systems like the APC BACK-UPS XS BX1500. The valve regulated, spill-proof construction means maintenance-free use and safer handling, while low self-discharge helps keep the batteries ready for action after storage. High vibration resistance improves durability in environments where movement or vibration is present, and U.L. recognition plus CE certification provide the assurance of tested safety standards.

As a long-lasting battery solution, these SigmasTek units are factory fresh and guaranteed to meet or exceed OEM specifications. Typical applications include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools where reliable short-term power delivery matters most. Whether you are replacing aged cells in a home office UPS or refreshing batteries in a small business backup system, this replacement UPS battery set brings dependable performance and predictable runtime.

Installation note: you must reuse all existing cables and hardware from your original configuration to connect the new UPS batteries. Our technical staff tests every battery set to ensure consistency and compatibility with the APC BACK-UPS XS BX1500.

Ready to restore dependable backup power? Order this high-performance UPS battery pack for your APC BACK-UPS XS BX1500 today and enjoy the confidence of a long-lasting battery backed by a 1 year warranty. If you need assistance, call our customer service team at .


Payment & Security

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