For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com or give us a call at +1 817-210-3321

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

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SigmasTek  |  SKU: BW-16546

Long Way LW-6FM17J High Performance Replacement Battery

Sale price $38.99 USD Regular price $80.10
Shipping calculated at checkout.

➤ Compatible replacement for Long Way LW-6FM17J model

➤ Maintenance-free AGM technology for reliable performance

➤ Spill-proof sealed lead acid design ensures safety

➤ Brand new, factory fresh with 1-year warranty included

➤ U.L. Recognized and CE Certified for quality assurance


📦🚀 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 | 18 Ah

Terminal Type

Nut & Bolt

Long Way LW-6FM17J Replacement Battery — Compatible with Long Way LW-6FM17J

Ensure uninterrupted operation of your Long Way LW-6FM17J device with a high-quality replacement battery designed to meet or exceed OEM specifications. This replacement battery offers reliable output, sealed maintenance-free construction, and AGM technology for efficient power management. Count on consistent performance for backup, emergency, and portable applications.

Key Specifications

  • Compatible Model: Long Way LW-6FM17J
  • Battery Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Voltage: 12 Volts
  • Capacity: 18 Ah
  • Terminal Type: Nut & Bolt
  • Design: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year
  • Replacement Brand Reference: SigmasTek

Benefits

This long-lasting battery is built for reliability. AGM technology provides lower internal resistance and improved charge acceptance so that your systems recover quickly after power interruptions. The sealed, maintenance-free design eliminates the need for water checks or acid handling and helps protect equipment and operators from spills.

As a high-performance battery, it supports steady voltage under load and is suited for both standby and cyclic use. This makes it particularly effective for UPS units, emergency lighting systems, alarm and security installations, mobility scooters, and other tools and devices that require a dependable 12V, 18Ah SLA battery. The robust nut & bolt terminal offers secure connections for reliable current transfer.

Safety is reinforced by U.L. recognition and CE certification, ensuring the product adheres to recognized manufacturing standards. Combined with a factory-fresh condition and 1 year warranty, this replacement battery is a practical, cost-effective way to restore performance.

Choose the Long Way LW-6FM17J replacement battery to bring back dependable power and minimize downtime. Purchase now to secure a trusted, long-lasting battery solution.


Payment & Security

Payment methods

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