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SigmasTek  |  SKU: BW-4416

ONEAC ON1000XAU-CN UPS Compatible Replacement Battery Set

Sale price $41.73 USD Regular price $52.70
Shipping calculated at checkout.

➤ Replacement set with 4 brand new SigmasTek SP12-5.5HR batteries (12V 5.5AH)

➤ High rate discharge designed for ONEAC ON1000XAU-CN UPS units

➤ Valve regulated, spill-proof construction prevents leaks

➤ Low self-discharge extends battery life during storage

➤ Factory fresh quality with 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 | 5.5 Ah

Terminal Type

F2

Replacement Battery Set for ONEAC ON1000XAU-CN UPS — SigmasTek SP12-5.5HR (4 Pack)

Restore reliable power to your ONEAC ON1000XAU-CN with this brand new replacement battery set designed for compatibility, high performance, and dependable operation. This kit includes four SigmasTek SP12-5.5HR batteries (12 Volts, 5.5 AH) engineered to deliver the quick, high-rate discharge your UPS needs during critical transfer events. If you need a trusted replacement UPS battery for the ONEAC ON1000XAU-CN, these factory fresh batteries offer superior reliability and consistent performance.

Key Specifications

  • Battery model: SigmasTek SP12-5.5HR
  • Quantity: 4 batteries per set
  • Voltage: 12 Volts
  • Capacity: 5.5 AH (Amp-hours)
  • 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
  • Installation note: Use all existing cables and hardware from your original configuration to connect the new UPS batteries
  • Brand: SigmasTek

Benefits

These SigmasTek batteries are built for durability and dependable operation in UPS environments. The valve regulated, spill-proof construction and high vibration resistance help ensure long-lasting battery life even under demanding conditions. Designed specifically as a high-performance UPS battery set, they deliver the short-term high power output required for one-time transfer events and emergency power situations. Low self-discharge preserves charge during storage so your replacement UPS battery is ready when needed.

Typical applications include Uninterruptible Power Supply (UPS) units like the ONEAC ON1000XAU-CN, emergency power supplies, and battery powered tools that require a high rate discharge source. Technically vetted and tested to meet or exceed OEM performance, this set is ideal for IT racks, server rooms, communications closets, medical backup systems, and other critical systems where uninterrupted power is essential.

Because this is a long-lasting battery solution backed by a 1 year warranty, you get peace of mind along with top-tier performance. Orders for in-stock items typically ship within 24 hours, and our experienced support staff is available to help if you have questions about installation or compatibility.

Ready to replace your ONEAC ON1000XAU-CN batteries? Purchase this high-performance UPS battery set today and ensure uninterrupted protection for your critical equipment. Call or order now to secure reliable, long-lasting battery backup.



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