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SigmasTek  |  SKU: BW-4893

Best Technologies BAT-0065 UPS Compatible Replacement Battery

Sale price $92.48 USD Regular price $134.10
Shipping calculated at checkout.

➤ Replacement battery for Best Technologies BAT-0065 UPS model

➤ AGM technology ensures maintenance-free, spill-proof operation

➤ High rate discharge design delivers quick power when needed

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

➤ Factory fresh with 1 year warranty for guaranteed quality


📦🚀 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 | 35 AH

Terminal Type

Nut & Bolt

Replacement Best Technologies BAT-0065 UPS Battery — Compatible with Best Technologies BAT-0065

Restore dependable backup power with this replacement Best Technologies BAT-0065 battery, built to meet or exceed OEM SLA battery specifications for the Best Technologies BAT-0065 UPS. Offering proven compatibility, reliable performance, and a maintenance-free design, this unit is an ideal long-lasting battery choice for protecting sensitive electronics and critical systems. Trust this high-performance UPS battery for consistent, safe power delivery when outages occur.

Key Specifications

  • Compatibility: Best Technologies BAT-0065
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free Design with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Voltage: 12 Volts
  • Capacity: 35 AH
  • Terminal Type: Nut & Bolt
  • Brand Information: SigmasTek / Best Technologies
  • Typical Use: Uninterruptible Power Supply (UPS), Emergency Power Supply, Battery Powered Tools

Benefits

Engineered with AGM construction and a high-rate discharge profile, this replacement UPS battery offers robust performance under demanding conditions. The maintenance-free and spill-proof design makes it safe for indoor installations and reduces lifecycle maintenance tasks, while U.L. recognition and CE certification ensure adherence to safety and quality benchmarks. This combination produces a long-lasting battery solution that minimizes downtime and provides consistent backup power when you need it most.

As a high-performance UPS battery, it supports critical shutdowns, short-term power continuity, and protection for sensitive devices. The included 12 Volt, 35 AH specification and secure nut & bolt terminals enable quick swaps and firm electrical connections. Whether deployed in data closets, office equipment racks, or as part of emergency power setups, this battery is tailored for UPS applications and battery-powered tools requiring reliable discharge characteristics.

Factory-fresh and backed by a one-year warranty, this replacement ensures peace of mind for home, small business, and light industrial users who rely on the Best Technologies BAT-0065 platform. It’s an effective, cost-conscious replacement UPS battery option that keeps your systems protected and operational.

Don’t risk downtime — order this long-lasting, high-performance replacement UPS battery for your Best Technologies BAT-0065 now and ensure continuous protection for your essential equipment.


Payment & Security

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