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SigmasTek  |  SKU: BW-3550

Eaton Powerware 05146554-5591 UPS Compatible Replacement Battery Set

Sale price $29.82 USD Regular price $37.67
Shipping calculated at checkout.

➤ Contains 2 SigmasTek batteries, 12 volts 7.5 AH

➤ Valve regulated spill-proof technology

➤ Low self-discharge for extended shelf life

➤ High vibration resistance for tough environments

➤ U.L. recognized and CE certified quality


📦🚀 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 Eaton Powerware 05146554-5591

Bring dependable backup power back to your Eaton Powerware 05146554-5591 with this replacement UPS battery set from SigmasTek. These brand new SP12-7.5HR batteries are tailored for compatibility and performance in UPS applications. They provide the reliable, tested power delivery necessary to protect sensitive electronics and infrastructure against power interruptions. Choose this high-performance UPS battery pair for a practical, cost-effective replacement option.

Key Specifications

  • Battery Model: SigmasTek SP12-7.5HR
  • Quantity Included: 2 batteries
  • Voltage: 12 Volts
  • Capacity: 7.5 AH
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible With: Eaton Powerware 05146554-5591 UPS unit
  • Note: Use all existing cables and hardware from original configuration to connect new UPS batteries

Benefits

Expect a robust, long-lasting battery performance that keeps your UPS ready when power issues occur. The valve-regulated design prevents spills and simplifies maintenance, while the low self-discharge rate ensures the batteries remain charged when in standby. High vibration resistance reinforces durability in harsh operating conditions, and U.L./CE certifications reflect adherence to recognized safety standards. Collectively, these features contribute to a long-lasting battery solution you can rely on.

Designed for high rate discharge use, this replacement UPS battery set is particularly effective where brief, high-power delivery is necessary—common in UPS transfer events and emergency power scenarios. Typical applications include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools needing dependable bursts of current. Each pack is factory-fresh and tested to ensure it meets or exceeds OEM expectations for the Eaton Powerware 05146554-5591.

Don’t leave protection to chance. Purchase this Eaton Powerware 05146554-5591 replacement UPS battery set now to restore backup capacity and enjoy fast shipping, tested performance, and the assurance of a 1 year warranty. Buy today and keep your critical systems powered and protected.



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