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SigmasTek  |  SKU: BW-4016

Eaton Powerware One-UPS 300 UPS High Performance Replacement Battery

Sale price $14.91 USD Regular price $18.84
Shipping calculated at checkout.

➤ Meets or exceeds OEM SLA battery specifications for Eaton Powerware One-UPS 300

➤ Absorbent Glass Mat (AGM) technology for enhanced performance and reliability

➤ Maintenance-free with spill-proof construction for safe, hassle-free use

➤ U.L. Recognized and CE Certified ensuring quality and safety standards

➤ Includes 1 year warranty and guaranteed 100% compatibility with your UPS model


📦🚀 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 Eaton Powerware One-UPS 300 Battery — Compatible with Eaton Powerware One-UPS 300

This replacement Eaton Powerware One-UPS 300 battery delivers reliable compatibility, consistent performance, and proven reliability for your Eaton Powerware One-UPS 300 UPS. Engineered to meet or exceed the OEM SLA battery specifications, this replacement UPS battery is a high-value option for restoring runtime and protecting critical equipment. Whether you need emergency backup for servers, network gear, or support for battery powered tools, this high-performance UPS battery is built to perform when power fails.

Key Specifications

  • Battery type: Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Voltage: 12 Volts
  • Capacity: 7.5 Ah
  • Terminal type: F2
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek
  • Compatible UPS model: Eaton Powerware One-UPS 300

Benefits

Designed for durability and dependable operation, this replacement UPS battery offers a long-lasting battery life profile backed by AGM construction and high-rate discharge capability. The maintenance-free, spill-proof design reduces servicing hassle and risk during installation, while U.L. and CE recognition ensures safe, certified performance. As a high-performance UPS battery, it provides stable delivery of power during short-duration and high-current events typical of UPS and emergency power scenarios.

Typical applications include UPS systems, emergency power supplies, and battery powered tools. When installed in the Eaton Powerware One-UPS 300, this long-lasting battery helps maintain uptime for network equipment, point-of-sale systems, and small server cabinets. The F2 terminal and compact form factor make replacement straightforward for technicians and facilities staff, bringing your Eaton Powerware One-UPS 300 back to service quickly.

Backed by a 1 Year Warranty and delivered brand new and factory fresh, this SigmasTek replacement UPS battery is an economical way to restore reliable backup power. If you are searching for a high-performance UPS battery that is fully compatible with Eaton Powerware One-UPS 300 and built to last, this is a dependable choice.

Ready to restore reliable backup power? Purchase this replacement UPS battery for your Eaton Powerware One-UPS 300 today and secure long-lasting, high-performance protection.



Payment & Security

Payment methods

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