IBT Technologies BT40-12UPS High Performance Replacement Battery
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⚠️ 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 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
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
⚠️ 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 BT40-12UPS Replacement — Compatible with BT40-12UPS
Replace your original IBT Technologies BT40-12UPS with a dependable replacement battery engineered for full compatibility, strong performance, and lasting reliability. This Rechargeable Sealed Lead Acid (SLA) unit employs Absorbent Glass Mat (AGM) technology to maximize charge efficiency and durability. If your system specifies a 12 Volt, 40 Ah battery with Nut & Bolt terminals, this high-performance battery is designed to meet or exceed the OEM SLA battery specifications for the BT40-12UPS.
Key Specifications
- Model: IBT Technologies BT40-12UPS (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 BT40-12UPS
Benefits
This long-lasting battery is optimized for both standby and cyclic applications, delivering reliable, steady power when you need it most. AGM technology lowers internal resistance and improves charge/discharge performance, making this a true high-performance battery suitable for sensitive electronics and critical backup systems. The maintenance-free, spill-proof design reduces upkeep and increases safety during installation and operation.
Durability: Constructed to resist vibration and the rigors of transport or mobile use, this replacement battery is built for real-world conditions. U.L. recognition and CE compliance validate production quality and safety. Long life performance: With correct charging and environmental considerations, you’ll see sustained capacity and dependable operation across the battery’s service life.
Typical applications include UPS systems, emergency lighting, security and alarm systems, telecom backup, medical equipment, recreational and mobility devices, and many types of power tools or portable power systems that accept sealed 12V SLA batteries. The Nut & Bolt terminals ensure secure, low-resistance connections for critical systems.
Replace your worn battery today. Order the IBT Technologies BT40-12UPS replacement for a reliable, high-performance, long-lasting battery backed by a 1 Year Warranty. Add to cart and get dependable backup power delivered quickly.
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