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SigmasTek  |  SKU: BW-5378

UPS12-12 UPS High Performance Replacement Battery Set - 8 Pack

Sale price $207.73 USD Regular price $301.21
Shipping calculated at checkout.

➤ High quality AGM battery with high rate discharge capability

➤ Maintenance-free and leakproof for worry-free operation

➤ U.L. Recognized and CE Certified for assured safety

➤ Brand new with 1 year warranty and guaranteed fit

➤ Suitable for UPS and emergency power applications


📦🚀 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 | 12 Ah

Terminal Type

F2

SigmasTek UPS12-12 Replacement Battery — Compatible with UPS12-12

This replacement UPS battery, compatible with the UPS12-12 model, is designed to provide dependable backup power in a compact, service-friendly package. Ideal for applications that require a compact 12 Volt battery with reliable capacity, this unit focuses on delivering consistent performance and compatibility for UPS systems and related backup applications. Choose this unit when you need a straightforward, cost-effective replacement to restore UPS functionality quickly.

Key Specifications

  • Brand: SigmasTek
  • Compatible UPS Model: UPS12-12
  • Voltage: 12 Volts
  • Capacity: 12 Ah
  • Terminal Type: F2
  • Product Identifier: F2 UPS12-12 (as listed)

Benefits

This SigmasTek replacement UPS battery provides reliable durability and is a practical choice when a long-lasting battery replacement is needed for compact UPS systems. While compact in size, the 12 Ah capacity supports typical UPS loads and emergency power duties effectively. The F2 terminal configuration allows quick, secure connections and common compatibility with many UPS installation setups.

Common applications include:

  • Uninterruptible Power Supply (UPS) units requiring a 12 V, 12 Ah replacement
  • Emergency power systems for small servers, networking equipment, and safety lighting
  • Battery-powered tools and portable devices that accept F2 terminal batteries

As a replacement UPS battery, this SigmasTek unit is intended to restore serviceability and reliability to the UPS12-12 model with minimal downtime. Its design emphasizes ease of installation and dependable performance in routine backup scenarios. Use it to maintain uptime and protect equipment against unexpected power interruptions.

Ready to replace your UPS12-12 battery? Purchase this reliable, high-performance UPS battery today to ensure continued protection and a long-lasting battery backup solution.


Payment & Security

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