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SigmasTek  |  SKU: BW-3722

Dell 5600W / 8000VA H955N RM 4U High Performance UPS Replacement Battery Set

Sale price $268.38 USD Regular price $338.97
Shipping calculated at checkout.

➤ Contains 18 SigmasTek SP12-7.5HR batteries (12V 7.5AH) for Dell H955N RM 4U UPS

➤ Designed for high rate discharge UPS applications needing quick power bursts

➤ Valve regulated spill-proof battery design for safe, maintenance-free use

➤ Certified with U.L. and CE for quality and safety assurance

➤ Brand new with 1 year warranty and fast shipping from stock


📦🚀 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 Dell H955N RM 4U (Compatible with Dell 5600W)

Restore dependable backup power for your Dell H955N RM 4U with this complete SigmasTek replacement battery set. Engineered for compatibility, performance, and safety, this kit equips your UPS with the runtime and discharge characteristics needed during outages. If you need a dependable, high-performance UPS battery option for the Dell H955N RM 4U, this set offers a factory-fresh, tested solution.

Key Specifications

  • Battery model: SigmasTek SP12-7.5HR
  • Quantity: 18 batteries
  • Voltage: 12 Volts
  • Capacity: 7.5 AH
  • Terminal: F2
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated, Spill Proof
  • Features: Low Self-discharge; High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatibility: Dell H955N RM 4U
  • Additional compatibility note: Dell 5600W (as referenced)
  • Note: Use existing cables and hardware from original configuration to connect the new UPS batteries

Benefits

This replacement UPS battery pack is built for high-discharge scenarios, making it a strong choice when your Dell H955N RM 4U needs short bursts of elevated power to support critical loads. As a high-performance UPS battery, each SigmasTek SP12-7.5HR cell delivers stable output and superior performance under load. The valve-regulated, spill-proof design ensures safe, maintenance-free operation in enclosed rack cabinets and network closets.

You’ll appreciate the low self-discharge properties that preserve capacity during storage, and the high vibration resistance that makes this set robust in active equipment rooms. These batteries are brand new and factory tested to meet or exceed OEM specifications so you get a long-lasting battery investment that reduces unplanned downtime. Typical applications include UPS units, emergency power supply systems, and battery-powered tools requiring reliable high-current delivery.

Backed by a 1 Year Warranty and industry-recognized certifications (U.L. and CE), this kit provides confidence and proven performance for your Dell H955N RM 4U. It’s an efficient way to maintain uptime and safeguard sensitive electronics.

Don’t wait until a failure interrupts operations — purchase this replacement UPS battery set for the Dell H955N RM 4U now to secure dependable backup power and fast ship options.



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