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SigmasTek  |  SKU: BW-14280

Alexander GB6120 Compatible Replacement Battery

Sale price $30.65 USD Regular price $37.11
Shipping calculated at checkout.

➤ Absorbent Glass Mat (AGM) technology for enhanced performance

➤ Maintenance-free design with spill-proof construction

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

➤ Brand new, factory fresh for reliable use

➤ 1-year warranty ensures long-term peace of mind


📦🚀 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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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.
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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

6 Volts | 14 Ah

Terminal Type

Ring Terminal

Alexander GB6120 Replacement Battery — Compatible with Alexander GB6120

This Alexander GB6120 replacement battery is engineered to provide consistent, reliable power and full compatibility with the Alexander GB6120 model. Designed to meet or exceed OEM SLA specifications, this replacement battery offers a maintenance-free, spill-proof build using AGM technology for dependable performance in backup and portable applications. If you need a high-performance battery that delivers long-lasting battery life and safe, certified construction, this unit is an excellent choice.

Key Specifications

  • Model: Alexander GB6120 (replacement)
  • Battery Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Voltage: 6 Volts
  • Capacity: 14 Ah
  • Terminal Type: Ring Terminal
  • Compatibility: Designed to meet or exceed OEM SLA battery specifications for Alexander GB6120
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Design: Maintenance-Free with Spill Proof Construction
  • Warranty: 1 Year Warranty
  • Replacement Brand Reference: SigmasTek

Benefits

  • Durability: The sealed AGM construction protects internal components and resists vibration, offering a rugged replacement for environments that demand reliable power.
  • Long Life: Engineered for consistent recharge cycles and low maintenance, this long-lasting battery reduces downtime and replacement frequency.
  • High Performance: Delivers steady voltage output and dependable runtimes across common loads, making it a trustworthy high-performance battery for critical systems.
  • Safety & Compliance: U.L. recognition and CE certification ensure adherence to recognized safety standards for commercial and residential use.
  • Typical Applications: Perfect as a replacement battery in UPS systems, emergency lighting, security equipment, medical devices, and a wide range of small appliances and tools requiring 6V 14Ah SLA packs.
  • Easy Installation: Ring terminal configuration facilitates secure connections in legacy and custom installations.

Ready to upgrade your power backup? Order this Alexander GB6120 replacement battery today for a reliable, high-performance, long-lasting battery solution with a 1-year warranty and factory-fresh condition.


Payment & Security

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