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-7678

Gilson GT14E Compatible High Performance Lawn Mower Replacement Battery

Sale price $102.50 USD Regular price $135.64
Shipping calculated at checkout.

➤ Factory fresh, brand new replacement battery for Gilson GT14E Lawn Mower

➤ 100% compatible with Gilson GT14E, fits original cables and hardware

➤ Uses Absorbent Glass Mat (AGM) technology for deep cycle performance

➤ Valve regulated, spill-proof design ensures safe and reliable use

➤ U.L. recognized, CE certified, and backed by a 1-year warranty


📦🚀 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 | 35 AH

Terminal Type

Nut & Bolt

Replacement Gilson GT14E Lawn Mower Battery — Compatible with Gilson GT14E

Upgrade your mower with a factory-fresh, high-quality replacement battery engineered specifically for the Gilson GT14E. This Gilson GT14E replacement battery delivers reliable starting power, consistent deep-cycle performance, and the dependable endurance you expect from a high-performance battery. Built with AGM technology and valve-regulated, spill-proof construction, this long-lasting battery is ideal for lawn care use and a wide range of related applications where durability and safety matter.

Key Specifications

  • Model compatibility: Gilson GT14E
  • Required battery: SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH (amp-hours)
  • Technology: Absorbent Glass Mat (AGM)
  • Usage type: Designed for deep cycle usage
  • Construction: Valve regulated, spill proof
  • Energy density: Power/volume ratio yielding unrivaled energy density
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand new, factory fresh
  • Terminal type: Nut & Bolt
  • Warranty: 1 Year
  • Performance: Performance guaranteed

Benefits

This replacement battery combines rugged durability with consistent, long-run performance. The AGM design offers maintenance-free operation and superior resistance to vibration — crucial for lawn mowers that operate over rough terrain. As a high-performance battery, it provides strong cranking power and reliable deep-cycle capability, giving you the confidence to complete lengthy mowing sessions or power auxiliary accessories without premature voltage drop.

  • Durability: Robust construction and spill-proof valves reduce leak risk and extend service life.
  • Long life: Deep-cycle design supports repeated discharge and recharge cycles without significant capacity loss, making it a long-lasting battery choice.
  • High performance: Optimized power-to-volume ratio for maximum energy in a compact package.
  • Safety & reliability: U.L. recognized and CE certified components for dependable operation.
  • Typical applications: Ideal for lawn mowers, outdoor power equipment, small utility vehicles, and other deep-cycle needs. Also suitable where a dependable backup or replacement battery is required.

Don’t wait — replace your old or failing Gilson GT14E battery with this reliable, long-lasting replacement battery today. Orders for in-stock items typically ship within 24 hours. Click to purchase now and enjoy the performance and peace of mind that comes with a quality, high-performance battery and a 1-year warranty.


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.