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SigmasTek  |  SKU: BW-1875

UPS12-18 UPS High Performance Compatible Replacement Battery Set - 20

Sale price $776.00 USD Regular price $1,099.34
Shipping calculated at checkout.

➤ Includes 20 brand new SigmasTek UPS12-18 batteries (12V 18 AH)

➤ High rate discharge design supports high power output needs

➤ Valve regulated spill-proof for leak-free, maintenance-free operation

➤ Low self-discharge extends battery readiness and life

➤ UL recognized, CE certified, with 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 | 18 Ah

Terminal Type

Nut & Bolt

SigmasTek UPS12-18 (NB) Replacement Set (20-Pack) - Compatible with UPS12-18 (NB)

For large-scale deployments and institutional backups, this 20-pack of SigmasTek replacement UPS batteries offers a cost-effective, high-capacity solution compatible with the UPS12-18 (NB) model. Each 12 Volts 18 AH unit is factory fresh and engineered for high-rate discharge performance, making the set ideal for data centers, telecom facilities, and multiple UPS arrays that require dependable emergency power and rapid response.

Key Specifications

  • Quantity: 20 batteries
  • Model: UPS12-18 (NB)
  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 18 AH (Amp-hours)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Terminal Type: Nut & Bolt
  • Warranty: 1 Year Warranty
  • Compatible Applications: Uninterruptible Power Supply (UPS) Units, Emergency Power Supply, Battery Powered Tools

Benefits

  • Durability: Valve regulated, spill proof construction and enhanced vibration tolerance provide rugged reliability across multiple installations and transportation cycles.
  • Long life: Low self-discharge keeps stored energy ready, delivering a long-lasting battery solution across warehouses, server rooms, and network closets.
  • High performance: The high rate discharge design equips this high-performance UPS battery set to meet intense short-duration power demands during critical outages.
  • Compliance-ready: U.L. recognition and CE certification offer assurance of safety and international compliance for organizational specifications.
  • Scalable applications: Perfect for bulk replacement in Uninterruptible Power Supply (UPS) arrays, emergency power supply systems, and for powering multiple battery operated tools and devices.
  • Quality assurance: Technically trained staff test each battery to ensure it meets or exceeds the OEM specifications before shipping in large quantities.

Stock up with this 20-pack SigmasTek UPS12-18 (NB) replacement UPS battery set to maintain uninterrupted service across multiple systems. With competitive pricing, fast shipping on in-stock items, and a reliable 1 year warranty, now is the time to secure your long-lasting battery solution—buy your replacement UPS battery set today and safeguard your critical power infrastructure.


Payment & Security

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