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SigmasTek  |  SKU: BW-16886

Long Way LW-6FM90G High Performance Replacement Battery

Sale price $214.99 USD Regular price $321.34
Shipping calculated at checkout.

➤ Compatible replacement for Long Way LW-6FM90G model

➤ Uses advanced Absorbent Glass Mat (AGM) technology for reliable performance

➤ Maintenance-free with spill-proof construction for safety and convenience

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

➤ Includes 1-year warranty for 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

12 Volts | 100 Ah

Terminal Type

Nut & Bolt

Long Way LW-6FM90G Replacement Battery — Compatible with Long Way LW-6FM90G

Replace your worn battery with the Long Way LW-6FM90G replacement battery, a reliable and compatible solution for the Long Way LW-6FM90G model. This sealed AGM SLA battery is brand new and factory-tested to meet or exceed OEM specifications, giving you consistent, maintenance-free power for critical systems. When reliability and performance matter, choose the LW-6FM90G for confidence in every installation.

Key Specifications

  • Compatible Model: Long Way LW-6FM90G
  • Battery Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Voltage: 12 Volts
  • Capacity: 100 Ah
  • Terminal Type: Nut & Bolt
  • Design: Maintenance-Free, Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek

Benefits

This replacement battery is designed for durability and dependable performance. AGM construction provides low self-discharge and excellent charge acceptance, while the sealed design minimizes maintenance and enhances safety. As a high-performance battery, the LW-6FM90G delivers the dependable power needed for both backup and cyclic use, making it an ideal long-lasting battery option for diverse applications.

  • Durability: Sturdy, leak-resistant housing protects against vibration and environmental stress.
  • Long Life: Engineered to maintain capacity over extended service periods.
  • High Performance: Stable voltage delivery suited for sensitive electronics and high-demand devices.
  • Maintenance-Free: Sealed SLA construction requires no water top-ups or periodic maintenance.
  • Applications: Perfect for UPS systems, emergency backup, telecom equipment, medical devices, solar storage, and workshop tools.

With U.L. recognition and CE certification, the LW-6FM90G replacement battery provides certified reliability and safe performance. The nut & bolt terminals ensure a secure connection for consistent power delivery across applications where failure is not an option.

Order your Long Way LW-6FM90G replacement battery today to get a long-lasting, high-performance battery backed by a 1 year warranty. Add it to your cart now and restore trusted power to your equipment.


Payment & Security

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