For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com

New collections added! Learn more

🎉 First Order Special 🎉

First-time shoppers get 5% OFF on batteries & accessories!

WELCOME5
SigmasTek  |  SKU: BW-18693

Extreme Battery XTAZ12S High Performance Replacement Battery

Sale price $72.80 USD Regular price $92.56
Shipping calculated at checkout.

➤ Maintenance-free AGM design eliminates need for acid filling

➤ Spillproof and leakproof for safe, hassle-free use

➤ U.L. recognized and CE certified for guaranteed quality

➤ Superior starting power with deep cycle capacity for reliable performance

➤ Resistant to extreme freeze, heat, and vibration conditions


📦🚀 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.

📸 Send Your Battery Photo / Unsure? Expert Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
POST YOUR IMAGE

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 | 11 Ah

Terminal Type

Nut & Bolt

Extreme Battery XTAZ12S Replacement Battery (Compatible)

The Extreme Battery XTAZ12S compatible replacement is an AGM maintenance-free power solution built for compatibility, strong starts, and reliable service. If you want a spillproof, sealed unit that eliminates the need to top off cells, this long-lasting battery is a convenient and cost-effective upgrade for powersports machines and 12V systems that require consistent, dependable power.

Key Specifications

  • Maintenance-Free Design
  • Spillproof and Leakproof Design
  • U.L. Recognized and CE Certified
  • Absorbed Glass Mat Design (AGM)
  • Valve Regulated Vent System
  • Extreme Freeze, Heat and Vibration Resistance
  • Superior Starting Power and Deep Cycle Capacity
  • Brand New, Factory Fresh
  • 6 Month Warranty
  • 12 Volts
  • 11 Ah
  • Terminal Type: Nut & Bolt
  • Replacement Brand: SigmasTek
  • Compatible Brand / Model: Extreme Battery XTAZ12S

Benefits

  • Durability: The absorbed glass mat construction and valve regulated design produce a robust, sealed battery that resists vibration and prevents spills, making it ideal for motorcycles and off-road use.
  • Long Life: Designed to combine superior starting power with reliable deep cycle capacity, this long-lasting battery helps reduce replacement frequency for riders and seasonal users alike.
  • High Performance: Optimized for high-rate discharge scenarios, this high-performance battery delivers the surge current needed for reliable ignition and to power accessories on start-up.
  • Confidence in All Conditions: With extreme freeze and heat resistance and recognized safety certifications, this battery maintains dependable output across varied environmental conditions.
  • Simple Installation & Maintenance-Free Use: Nut & bolt terminals ensure a secure fit, while the sealed AGM design eliminates the need for fluid maintenance or acid handling.
  • Typical Applications: Perfect for vehicles and equipment that require the XTAZ12S footprint — motorcycles, scooters, light ATVs, emergency backup setups, and portable 12V systems where a compact, reliable replacement battery is required.

Ready to upgrade? Order the Extreme Battery XTAZ12S compatible replacement battery now and secure a high-performance, long-lasting battery backed by a 6 month warranty. Purchase today for fast shipping and dependable power when you need it.


Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.