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SigmasTek  |  SKU: BW-16014

Helios FB12-3 High-Performance Replacement Battery

Sale price $14.99 USD Regular price $28.46
Shipping calculated at checkout.

➤ Meets or exceeds OEM SLA battery specifications

➤ Absorbent Glass Mat (AGM) technology for enhanced performance

➤ Maintenance-free design with spill-proof construction

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

➤ Brand new, factory fresh with 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.

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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 | 3.5 Ah

Terminal Type

F1

Helios FB12-3 Replacement Battery - Compatible with Helios FB12-3

The Helios FB12-3 replacement battery provides guaranteed compatibility and reliable power for your Helios FB12-3 device. Built as a sealed lead acid (SLA) unit with Absorbent Glass Mat (AGM) technology, this replacement battery delivers dependable start-up performance, maintenance-free operation, and spill-proof safety. If you need a high-performance battery that meets or exceeds OEM specifications, the Helios FB12-3 is engineered to keep critical equipment running when it matters most.

Key Specifications

  • Model: Helios FB12-3
  • Replacement Brand: SigmasTek
  • Battery Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Voltage: 12 Volts
  • Capacity: 3.5 Ah
  • Terminal Type: F1
  • Design: Maintenance-Free, Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year

Benefits

  • Durability: AGM design strengthens internal plates and resists vibration and shock for longer operational life in mobile and stationary applications.
  • Long Life: Sealed, maintenance-free construction reduces water loss and routine servicing, providing a long-lasting battery solution for rescue and standby applications.
  • High Performance: Consistent discharge curves and stable voltage make this high-performance battery ideal for sensitive electronics and backup systems.
  • Safety & Reliability: U.L. recognized and CE certified to help ensure safe integration into systems that require certified components.
  • Typical Applications: Perfect for UPS units, emergency lighting and power systems, security systems, medical equipment, portable tools, and other devices that require dependable backup power.
  • Plug-and-Play Replacement: Brand new and factory fresh for immediate swap-in compatibility with existing Helios FB12-3 installations.

Don’t let power interruptions slow you down. Purchase this Helios FB12-3 replacement battery today to restore reliable power, enjoy the benefits of a long-lasting battery, and get peace of mind backed by a 1 year warranty.



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