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SigmasTek  |  SKU: BW-5237

Eaton Powerware PowerRite Pro II 1500 UPS High Performance Replacement Battery Set 25.32 lb

22% off
New arrival
$113.99 USD $145.99
Shipping calculated at checkout.
Includes 2 SigmasTek SP12-18HR batteries (12V 18AH) for Eaton Powerware PowerRite Pro II 1500 UPS
High rate discharge design for dependable UPS performance
Valve regulated spill-proof design ensures safety and convenience
Low self-discharge and vibration resistance for long battery life
Brand new, U.L. recognized, CE certified with 1-year warranty
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from 22 reviews

WORKS GREAT!

Anonymous

Fast shipping and fair pricing. I will look to you for future battery purchases.

Anonymous

It's hard to rate a battery until some time has passed and it either continues functioning as it should of "gives up the ghost." It was not a straight bolt in application. The positive terminal was different than the stock battery and the positive lead from the motorcycle had to be bent in order to attach it to the battery. Otherwise, if the battery gives long service I have no complaints.

Anonymous

Shopping with you is a bit difficult; I had to type in a few words differently before I could find the battery's I was looking for.

Laura J

Excellent Product, timely delivery, love the extra battery life. Would recommend. rk

Robin Keister

Very easy to buy, high confidence that it was legit company. Reviews were good. Price, in the ball park. We'll see when I get battery.

Rob

Thank you for supplying the battery that I wanted. It arrived today in good order. Its specifications are as advertised and after charging, performs as expected.
Thank you for your professional approach to the payment method.
Regards Roy VK4ZQ.

Roy O'Malley

It worked

Mel Light

Finally found a battery that is similar in function to original equipment.

Anonymous

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Michael Talianker

this battery was just what I needed.

Robert Jones

Product is exactly as described and arrived quickly

Robert Jones

Great deal for the money.

Linda M.

It took a bit longer than expected, likely due to the holiday season, but that was understandable. So far, the battery seems to be working well!

Linda M.

Easy to purchase

Alberto J.

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🔹 Getting Started

Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.

🔹 Keep It Healthy

Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.

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Category

UPS Batteries

Brand Replacement

SigmasTek

Volts & Amps

12 Volts | 18 Ah

Terminal Type

Nut & Bolt

Replacement Battery Set for Eaton Powerware PowerRite Pro II 1500 UPS (2 x SigmasTek SP12-18HR)

Restore reliable backup power to your Eaton Powerware PowerRite Pro II 1500 with this compatible replacement battery set. This kit includes two SigmasTek SP12-18HR batteries engineered for consistent performance and tested to meet or exceed OEM expectations. If you depend on the PowerRite Pro II 1500 for critical systems, this high-performance UPS battery set provides the durability and power you need.

Key Specifications

  • Battery model: SigmasTek SP12-18HR (set of 2)
  • Voltage: 12 Volts
  • Amp-hours: 18 AH
  • Terminal type: Nut & Bolt
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof
  • 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
  • Compatibility: Replacement for Eaton Powerware PowerRite Pro II 1500 UPS

Benefits

This replacement UPS battery delivers a blend of long life, high reliability, and robust performance. The high rate discharge construction supports applications where bursts of higher power are required, such as during UPS transfer events in the Eaton Powerware PowerRite Pro II 1500. Valve regulated, spill-proof construction minimizes maintenance while improving safety. Low self-discharge properties ensure the cells remain ready when you need emergency power, contributing to a long-lasting battery solution for backup systems.

These batteries are ideal for Uninterruptible Power Supply (UPS) units, emergency power systems, and battery-powered tools that demand dependable 12V/18AH sources. Each battery is factory fresh and individually tested by our technical staff to ensure superior performance and compliance with OEM standards. The high vibration resistance further extends life in environments where movement or mechanical stress is present.

Please note: you must reuse your existing cables and hardware from the original Eaton Powerware PowerRite Pro II 1500 configuration to connect these replacement batteries. In-stock orders typically ship within 24 hours. For help choosing the correct replacement UPS battery or for installation guidance, contact our customer service at or email us.

Don’t risk downtime — buy this high-performance, long-lasting battery replacement for your Eaton Powerware PowerRite Pro II 1500 today and secure reliable backup power for your critical equipment.

Technical Specifications

Voltage12 Volts
Amp Hours18 Ah
Terminal TypeNut & Bolt
Length (in.)7.13
Width (in.)3.0
Height (in.)6.59
Weight (lb.)25.3

Product Highlights

  • Brand Replacement : Eaton Powerware
  • Manufacturer: SigmasTek
  • Product Type: UPS Batteries
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

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