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SigmasTek  |  SKU: BW-5269

APC SMART-UPS SU1400X106 UPS High Performance Replacement Battery Set

Sale price $77.60 USD Regular price $112.53
Shipping calculated at checkout.

➤ Set of 2 SigmasTek SP12-18HR batteries (12V 18AH) for APC SMART-UPS SU1400X106

➤ Valve regulated, spill-proof design reduces maintenance and leakage risks

➤ Exceptional vibration resistance enhances battery life and stability

➤ Low self-discharge keeps batteries ready after long storage

➤ 1 year warranty included for reliable replacement confidence


📦🚀 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 | 18 Ah

Terminal Type

Nut & Bolt

Replacement Battery Set for APC SMART-UPS SU1400X106

Ensure the APC SMART-UPS SU1400X106 continues to protect critical equipment with this replacement UPS battery set. Included are two SigmasTek SP12-18HR batteries engineered for high-rate discharge and dependable output. This solution offers reliable performance and a long-lasting battery life so your UPS can provide stable emergency power and clean transitions during outages.

Key Specifications

  • Battery Model: SigmasTek SP12-18HR (set of 2)
  • Voltage: 12 Volts
  • Capacity: 18 AH (Amp-hours)
  • Quantity: 2 batteries included
  • Terminal: Nut & Bolt
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Durability: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible With: APC SMART-UPS SU1400X106
  • Brand: SigmasTek

Benefits

  • Built to Last: With valve regulated, spill proof construction and high vibration resistance, these batteries withstand the rigors of normal UPS operation.
  • Consistent Readiness: Low self-discharge helps keep these batteries ready for use, delivering the characteristics of a long-lasting battery for dependable backup power.
  • High-Performance Capability: The high rate discharge design provides the quick, high-current output needed during short, intense load demands — making it an ideal high-performance UPS battery for the APC SMART-UPS SU1400X106.
  • Safety & Compliance: U.L. and CE certifications ensure these batteries meet recognized safety and quality standards.
  • Versatile Use Cases: Perfect for UPS units, emergency power supplies, and certain battery-powered tools where reliable surge capability and tested performance are required.
  • Installation Reminder: Use all existing cables and hardware from your original configuration to connect these replacement batteries properly and securely.
  • Quality Guarantee: Each unit is brand new, factory fresh, and tested to meet or exceed OEM specifications, backed by a 1 year warranty.

Don't wait until your UPS can't provide backup — buy this replacement UPS battery set for the APC SMART-UPS SU1400X106 now. Orders for in-stock items are typically shipped within 24 hours. For help or questions, call . Secure a reliable, high-performance UPS battery replacement today.


Payment & Security

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