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SigmasTek  |  SKU: BW-5486

Conext 750 UPS High Performance Replacement Battery

Sale price $26.03 USD Regular price $37.74
Shipping calculated at checkout.

➤ Absorbent Glass Mat (AGM) Technology for enhanced reliability

➤ High Rate Discharge Design perfect for emergency power

➤ Maintenance-Free with Spill Proof Construction for safety

➤ U.L. Recognized and CE Certified to meet standards

➤ Brand New, Factory Fresh and backed by 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 | 12 Ah

Terminal Type

F2

Replacement Conext 750 Uninterruptible Power Supply (UPS) Battery - SigmasTek 12V 12Ah F2

This replacement Conext 750 UPS battery is engineered for full compatibility with the Conext 750 model, delivering dependable performance, consistent runtime and professional reliability. Designed to meet or exceed OEM SLA battery specifications, this high-quality SigmasTek battery is built with Absorbent Glass Mat (AGM) technology and a high-rate discharge design to provide a stable, maintenance-free power source for your Conext 750. Whether you need a replacement UPS battery for critical systems or a high-performance UPS battery for routine backup, this unit offers the rugged dependability Conext users expect.

Key Specifications

  • Compatible UPS Model: Conext 750
  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 12 Ah
  • Terminal Type: F2
  • Battery Type: Sealed Lead Acid (SLA) with Absorbent Glass Mat (AGM) Technology
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty

Benefits

This replacement UPS battery provides a long-lasting battery solution tailored for UPS systems like the Conext 750. The AGM construction and high-rate discharge capability ensure reliable power delivery under heavy loads and frequent cycling — a hallmark of a high-performance UPS battery. Maintenance-free and spill-proof, this unit minimizes service hassle and reduces the risk of electrolyte leakage, improving safety in rack-mounted or enclosed installations.

Durability is built into the design: U.L. recognition and CE certification confirm adherence to safety and quality standards, and the factory-fresh condition plus a 1 year warranty gives added peace of mind. Typical applications include UPS backup for servers and network equipment, emergency power supply for critical communications and alarm systems, and use with battery-powered tools where fast discharge and dependable output are required. If you require a replacement UPS battery that performs well under sustained loads while remaining maintenance-free, this SigmasTek unit is an excellent match for the Conext 750.

Upgrade your Conext 750 with this high-performance, long-lasting replacement UPS battery today — enjoy guaranteed compatibility and reliable runtime. Order now to ensure uninterrupted protection for your critical systems.


Payment & Security

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