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SigmasTek  |  SKU: BW-15701

IBT Technologies BT40-12UXL High Performance Replacement Battery

Sale price $113.99 USD Regular price $170.58
Shipping calculated at checkout.

➤ Compatible replacement for IBT Technologies BT40-12UXL model

➤ Uses Absorbent Glass Mat (AGM) technology for optimal performance

➤ Maintenance-free and spill-proof design for hassle-free use

➤ U.L. Recognized and CE Certified for safety and reliability

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


📦🚀 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 | 40 Ah

Terminal Type

Nut & Bolt

IBT Technologies BT40-12UXL Replacement — Compatible with BT40-12UXL

The IBT Technologies BT40-12UXL replacement battery is a reliable, OEM-matching option engineered for peak compatibility, robust performance, and proven durability. This Rechargeable Sealed Lead Acid (SLA) battery uses Absorbent Glass Mat (AGM) construction to provide steady, maintenance-free power. If your device requires a 12 Volt, 40 Ah pack with Nut & Bolt terminals, this high-performance battery meets or exceeds the OEM SLA battery specifications for the IBT Technologies BT40-12UXL model.

Key Specifications

  • Model: IBT Technologies BT40-12UXL (Replacement)
  • Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Voltage: 12 Volts
  • Capacity: 40 Ah
  • Terminal: Nut & Bolt
  • Construction: Maintenance-Free, Spill Proof
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek (replacement)
  • Compatibility Note: Meets or exceeds OEM SLA battery specifications for IBT Technologies BT40-12UXL

Benefits

This long-lasting battery offers dependable power for both standby and cyclic duty. AGM technology ensures better charge acceptance and low self-discharge, enabling reliable performance in critical systems. As a sealed, maintenance-free unit, it eliminates the hassle and hazards associated with flooded batteries, providing a safe and convenient high-performance battery option.

Durability: The sealed AGM design increases resistance to vibration and reduces the risk of leakage, making this replacement battery well-suited for mobile or harsh environments. Certifications from U.L. and CE indicate adherence to established safety and quality protocols. Long life performance: With proper charging practices, expect consistent capacity retention and dependable operation over many cycles.

Typical applications include uninterruptible power supplies (UPS), emergency lighting, alarm and security systems, telecommunications, mobility equipment, and power tools or portable systems that require a 12V SLA source. The Nut & Bolt terminal ensures a secure mechanical and electrical connection for mission-critical installations.

Ready to restore reliable power? Purchase the IBT Technologies BT40-12UXL replacement battery now and benefit from a high-performance, long-lasting battery backed by a 1 Year Warranty. Click to buy and secure prompt delivery.



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