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SigmasTek  |  SKU: BW-5056

MGE Pulsar SV 20 UPS High Performance Compatible Replacement Battery Set

Sale price $155.20 USD Regular price $225.03
Shipping calculated at checkout.

➤ Includes 4 brand new SigmasTek SP12-18HR batteries, 12 Volts 18 AH each

➤ High rate discharge design for superior short-term power output

➤ Valve regulated, spill-proof construction for safe and reliable use

➤ Low self-discharge and high vibration resistance for long-lasting performance

➤ Tested to meet or exceed OEM specs with 1-year warranty included


📦🚀 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 | 18 Ah

Terminal Type

Nut & Bolt

SigmasTek SP12-18HR Replacement Battery Set for MGE Pulsar SV 20 UPS

Designed specifically for the MGE Pulsar SV 20, this brand new replacement UPS battery set delivers the compatibility, performance, and reliability your uninterruptible power supply needs. The kit includes four factory-fresh SigmasTek SP12-18HR batteries engineered for high rate discharge scenarios, providing dependable short-term high power when your MGE Pulsar SV 20 needs it most. Whether you're replacing aged cells or preparing for critical uptime, this replacement UPS battery set offers consistent voltage, tested reliability, and straightforward installation using your existing cables and hardware.

Key Specifications

  • Battery Model: SigmasTek SP12-18HR
  • Quantity: 4 batteries
  • Voltage: 12 Volts
  • Capacity: 18 AH (Ampere-hours)
  • 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
  • Terminal Type: Nut & Bolt

Benefits

This high-performance UPS battery replacement is built to last and to perform. The SP12-18HR’s high rate discharge design and valve regulated, spill-proof construction make it a durable choice for demanding environments. Low self-discharge ensures the batteries retain capacity during storage, while superior vibration resistance extends service life in rack-mounted or mobile installations. As a replacement UPS battery option for the MGE Pulsar SV 20, it provides predictable recharge behavior and consistent power delivery under load.

Expect long-lasting battery life backed by factory freshness and a 1 year warranty, giving you confidence in mission-critical applications. Typical uses include uninterruptible power supply systems, emergency power supply roles, and battery-powered tools where a reliable burst of high power is required. Our technically savvy staff personally tests each set to meet or exceed OEM specifications, ensuring you get a high-quality, high-performance UPS battery you can trust.

Installation is straightforward but requires reusing your original cables and hardware. Orders for in-stock replacement batteries for the MGE Pulsar SV 20 typically ship within 24 hours, so you can restore backup power quickly and efficiently.

Ready to replace your MGE Pulsar SV 20 batteries? Buy this long-lasting battery set today and enjoy dependable, high-performance UPS backup when it matters most.


Payment & Security

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