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SigmasTek  |  SKU: BW-2776

APC SMART-UPS RM SU2000R3X155 UPS Compatible Replacement Battery Set

Sale price $131.99 USD Regular price $193.14
Shipping calculated at checkout.

➤ Replacement set of 8 SigmasTek SP12-7.5HR batteries (12V 7.5 AH) for APC SMART-UPS RM SU2000R3X155

➤ High rate discharge for reliable UPS power

➤ Valve regulated spill-proof and vibration resistant design

➤ Low self-discharge for extended shelf life

➤ Factory fresh batteries 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 | 7.5 Ah

Terminal Type

F2

Replacement Battery Set for APC SMART-UPS RM SU2000R3X155 - SigmasTek SP12-7.5HR (8 Pack)

Designed specifically for the APC SMART-UPS RM SU2000R3X155, this replacement battery set delivers the compatibility, performance, and reliability your rack-mounted UPS needs. Each kit includes eight SigmasTek SP12-7.5HR batteries (12 Volts, 7.5 AH) engineered for high rate discharge applications, giving you a dependable, high-performance UPS solution. Whether you need a quick swap to restore runtime or a full battery refresh, this replacement UPS battery set provides the consistent power and factory-fresh condition required for mission-critical systems.

Key Specifications

  • Quantity: 8 batteries included
  • Battery Model: SigmasTek SP12-7.5HR
  • Voltage: 12 Volts
  • Capacity: 7.5 AH
  • 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
  • Compatibility: APC SMART-UPS RM SU2000R3X155
  • Installation Note: Use all existing cables and hardware from original configuration to connect new batteries

Benefits

This replacement UPS battery kit offers long-term reliability and robust performance. Built to handle high rate discharge, these batteries are an ideal choice when your APC SMART-UPS RM SU2000R3X155 requires a high-performance UPS battery capable of delivering increased power output over short periods. The valve regulated, spill-proof construction and low self-discharge design contribute to a long-lasting battery life and minimal maintenance. High vibration resistance makes these batteries durable in demanding environments and rack-mounted installations.

Customers choosing this kit enjoy the assurance that each unit is brand new, factory fresh, and U.L. recognized with CE certification. Our technical staff personally tests these SigmasTek batteries to meet or exceed OEM specifications, so you get a reliable replacement UPS battery without sacrificing performance. Typical applications include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools where dependable backup power matters.

As a high-performance UPS battery solution, this pack is ideal for data centers, server rooms, network closets, and any critical system using the APC SMART-UPS RM SU2000R3X155 that cannot afford unexpected downtime. If you prefer expert assistance, customer service is available to guide installation and compatibility questions.

Ready to restore full runtime and protect your equipment? Buy this replacement UPS battery set for the APC SMART-UPS RM SU2000R3X155 today and secure a long-lasting battery solution backed by a one-year warranty.


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