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SigmasTek  |  SKU: BW-2943

PowerWare PW9125-1500 High Performance UPS Replacement Battery Set

Sale price $65.99 USD Regular price $96.57
Shipping calculated at checkout.

➤ Set of 4 SigmasTek SP12-7.5HR replacement batteries (12V 7.5AH) included

➤ Superior performance with high rate discharge for emergency power needs

➤ Valve regulated and spill-proof for safe, leak-free operation

➤ Resists vibration and self-discharges slowly for durability

➤ Factory fresh batteries with U.L. recognition, CE certification, and 1-year warranty


📦🚀 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

SigmasTek SP12-7.5HR Replacement Battery Set for PowerWare PW9125-1500

Ensure uninterrupted protection for your PowerWare PW9125-1500 with this SigmasTek replacement battery set. Engineered for reliability and tested for performance, this kit is an effective, low-risk way to replace aging cells and restore full runtime to your UPS. If you’re looking for a high-performance, long-lasting battery solution tailored to the PW9125-1500, this set delivers the features you need.

Key Specifications

  • Compatible UPS Model: PowerWare PW9125-1500
  • Battery Brand: SigmasTek
  • Battery Model: SP12-7.5HR
  • Quantity Included: 4 batteries
  • Voltage: 12 Volts
  • Capacity: 7.5 AH
  • Terminal Type: F2
  • Design: High Rate Discharge
  • 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
  • Installation Note: Use existing cables and hardware from original configuration

Benefits

This replacement UPS battery set provides robust performance and longevity for critical backup systems. Designed with a high rate discharge profile, the batteries supply elevated power for brief intervals to support surge conditions and maintain voltage stability. The valve regulated, spill-proof design simplifies maintenance and improves safety in close-quarter electronics environments, while low self-discharge helps retain charge over storage periods.

As a high-performance UPS battery, the SigmasTek SP12-7.5HR set enhances the reliability of your PowerWare PW9125-1500, making it a smart choice for data centers, server rooms, telecom systems, and emergency power setups. It is also suitable for battery-powered tools and other applications requiring dependable short-term high output. The combination of U.L. and CE certifications and factory-fresh condition means you receive a tested, compliant solution.

Our expert team individually tests every battery set to ensure it meets or exceeds OEM performance. If you need help confirming the fit or planning installation, call customer support at for knowledgeable assistance.

Ready to protect your equipment with a long-lasting battery replacement? Order this replacement UPS battery set for the PowerWare PW9125-1500 today—fast shipping for in-stock items and a 1 year warranty give you confidence in your purchase.


Payment & Security

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