Alpha Technologies UPS 2000 High Performance UPS Replacement Battery Set
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🔹 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 | 18 Ah
Terminal Type
Nut & Bolt
Replacement Battery Set for Alpha Technologies UPS 2000 - SigmasTek SP12-18HR (4-Pack)
Designed for direct compatibility with the Alpha Technologies UPS 2000, this replacement UPS battery set delivers the performance and reliability your UPS needs. This kit includes four SigmasTek SP12-18HR batteries (12 Volts, 18 AH) engineered for high-rate discharge applications and built to provide dependable backup power when you need it most. Please note you must reuse all existing cables and hardware from your original configuration to connect these new batteries. Whether you need a replacement UPS battery for routine maintenance or a high-performance UPS battery to restore full runtime, this kit is a long-lasting battery solution you can trust.
Key Specifications
- Included Batteries: 4 x SigmasTek SP12-18HR
- Voltage: 12 Volts
- Capacity: 18 AH
- Terminal Type: Nut & Bolt
- Brand: SigmasTek
- Compatible With: Alpha Technologies UPS 2000
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Additional Features: Low Self-discharge; High Vibration Resistance; Superior Performance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
Benefits
This replacement UPS battery set is engineered for durability and sustained performance. The high-rate discharge design makes it ideal for applications that require short bursts of high power, while valve regulated, spill-proof construction reduces maintenance and increases operational safety. Low self-discharge preserves charge when the batteries are in storage, and high vibration resistance helps maintain reliability in rack-mounted or transportable UPS installations. As a high-performance UPS battery option, these SigmasTek cells are tested by technical staff to meet or exceed OEM standards, delivering a long-lasting battery experience for your Alpha Technologies UPS 2000.
Typical applications include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools that demand reliable energy delivery. For network rooms, telecom cabinets, or critical workstation protection, a high-quality replacement UPS battery set minimizes downtime and keeps essential equipment running through outages. The combination of superior performance, recognized safety certifications, and a factory-fresh condition gives you confidence that your UPS 2000 will perform as expected when called upon.
Our experienced staff is available to assist if you need help selecting or installing your replacement batteries. Orders for in-stock items are typically shipped within 24 hours, ensuring you get back to full protection quickly.
Ready to restore reliable backup power to your Alpha Technologies UPS 2000? Buy this high-performance UPS battery 4-pack now and secure a long-lasting battery solution backed by a 1 year warranty.
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