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SigmasTek  |  SKU: BW-5334

Emerson AP115 UPS High Performance Replacement Battery 12.66 lb

14% off
New arrival
$55.99 USD $64.99
Shipping calculated at checkout.
High Rate Discharge Design supports emergency power needs
Valve Regulated Spill Proof Construction for safe, clean operation
Low Self-discharge helps maintain charge during storage
High Vibration Resistance for reliable use in various conditions
Certified with U.L., CE and backed by 1 Year Warranty
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Let customers speak for us

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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In conclusion, I believe that BatteryWeb has excellent service staff who make their customers feel honored and valued.
I wish you all the best.
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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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Battery Care Tips

🔹 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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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

Category

UPS Batteries

Brand Replacement

SigmasTek

Volts & Amps

12 Volts | 18 Ah

Terminal Type

Nut & Bolt

SigmasTek SP12-18 NB Replacement UPS Battery for Emerson AP115

The SigmasTek SP12-18 NB (12 Volts, 18 AH) is an ideal replacement UPS battery for the Emerson AP115, delivering reliable compatibility, strong performance, and proven durability. This high-performance UPS battery restores runtime and confidence in your backup system. Be sure to use all existing cables and hardware from your original setup to connect this replacement UPS battery properly.

Key Specifications

  • Brand: SigmasTek
  • Model / Part Number: SP12-18 NB
  • Voltage: 12 Volts
  • Capacity: 18 AH
  • Terminal Type: Nut & Bolt
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof
  • Self-Discharge: Low Self-discharge
  • Vibration Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty

Benefits

  • Sturdy, spill-proof build: Valve regulated design and high vibration resistance keep the battery secure and reliable in typical UPS environments.
  • Extended service life: Low self-discharge characteristics contribute to a long-lasting battery that holds charge during storage and performs when installed in your Emerson AP115.
  • High power capability: Specifically designed for high rate discharge events, this high-performance UPS battery supplies the brief high-current output needed during outages or heavy load events.
  • OEM-grade replacement: Thoroughly tested to meet or exceed OEM specifications, ensuring the Emerson AP115 regains original runtime and protection capability.
  • Suitable applications: Ideal for Uninterruptible Power Supply (UPS) units, emergency power backup, and compatible battery-powered tools requiring a dependable 12V 18AH source.
  • Standards-compliant: U.L. recognized and CE certified to satisfy safety and regulatory needs.

Every replacement battery for Emerson AP115 is tested by our technical staff to ensure superior performance. For assistance with purchasing or fitting the replacement UPS battery, contact customer service at or e-mail our support team. In-stock orders usually ship within 24 hours for fast replacement.

Don’t risk downtime. Buy this replacement UPS battery for your Emerson AP115 today — a high-performance, long-lasting battery backed by a 1 year warranty and prompt shipping. Order now and restore dependable backup power.

Technical Specifications

Voltage12 Volts
Amp Hours18 Ah
Terminal TypeNut & Bolt
Length (in.)7.13
Width (in.)3.0
Height (in.)6.59
Weight (lb.)12.65

Product Highlights

  • Brand Replacement : Emerson AP115
  • Manufacturer: SigmasTek
  • Product Type: UPS Batteries
  • Warranty: 12 Months
  • Bulk Orders: sales@batteryweb.com

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