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SigmasTek  |  SKU: BW-4127

Best Technologies BTG-0301 UPS High Performance Replacement Battery

Sale price $14.91 USD Regular price $18.84
Shipping calculated at checkout.

➤ AGM technology for reliable and long-lasting power

➤ High rate discharge designed for UPS and power tools

➤ Maintenance-free with spill-proof construction

➤ U.L. recognized and CE certified for safety

➤ Brand new, factory fresh with 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 | 7.5 Ah

Terminal Type

F2

Replacement Best Technologies BTG-0301 Compatible Battery — Best Technologies BTG-0301

Designed for perfect fit and reliable operation with the Best Technologies BTG-0301 UPS, this replacement UPS battery provides consistent power delivery, excellent reliability, and maintenance-free convenience. Engineered to meet or exceed OEM SLA specifications, this high-performance UPS battery gives you the confidence to protect sensitive electronics and critical systems when mains power fails.

Key Specifications

  • Compatible Model: Best Technologies BTG-0301
  • Replacement Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 7.5 Ah
  • Terminal Type: F2
  • Battery Type: SLA (Sealed Lead Acid)
  • Technology: Absorbent Glass Mat (AGM)
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free, Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Typical Applications: Emergency Power Supply, Battery Powered Tools

Benefits

This replacement battery is built to provide dependable standby power and consistent cycle life. The AGM technology ensures reliable performance in both standby and high-rate discharge conditions, making it an excellent long-lasting battery choice for UPS systems that demand quick response and consistent energy output. Its maintenance-free, spill-proof design minimizes upkeep and risk during installation or replacement.

  • Durability: Rugged AGM construction withstands vibration and typical UPS operating environments.
  • Long Life: Engineered for stable capacity retention and dependable service life as a long-lasting battery alternative.
  • High Performance: Delivers reliable high-rate discharge capability for sudden load demands common in UPS and emergency applications.
  • Maintenance-Free: No electrolyte maintenance required—safe, clean operation with spill-proof casing.
  • Certified & Safe: U.L. Recognized and CE Certified for established safety standards.
  • Applications: Perfect for UPS backup, emergency power systems, and battery-operated tools requiring reliable 12V, 7.5Ah power.

Restore full backup capability for your Best Technologies BTG-0301 UPS with this high-quality replacement. Buy now to receive a factory-fresh, high-performance UPS battery backed by a 1 year warranty and dependable customer support.



Payment & Security

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