DeWALT 14.4V Max Tools Replacement Battery, Compatible with DC728KA

Name: DC728KA (14.4V 18.7Wh)
Brand: DeWALT
SKU: PWB6875
Price: 36.03 USD
Availability: InStock
Rating: 4.3 (284 reviews)

18.7Wh Ni-CD Extended Runtime Pack for DeWALT 14.4V Tools

This 14.4V 18.7Wh Ni-CD High-Capacity Replacement Battery is a 1:1 precision fit guaranteed for your DeWALT 14.4V Cordless Power Tools, delivering fast charging and extended runtime built to OEM standards. Your purchase is fully protected with ships in 24 hours, a 30-day risk-free trial, and a 1 year comprehensive warranty, all backed by professional lifetime support if any issues arise.

SKUPWB6875
Voltage14.4V
Capacity18.7Wh
Number of Cells12 cells
TypNi-CD
ColorBlack
Warranty1 Year

28.8Wh Ni-CD Extended Runtime Pack for DeWALT 14.4V Tools

This 14.4V 28.8Wh Ni-CD High-Capacity Replacement Battery is a 1:1 precision fit guaranteed for your DeWALT 14.4V Cordless Power Tools, delivering fast charging and extended runtime built to OEM standards. Your purchase is fully protected with ships in 24 hours, a 30-day risk-free trial, and a 1 year comprehensive warranty, all backed by professional lifetime support if any issues arise.

SKUPWB6876
Voltage14.4V
Capacity28.8Wh
Number of Cells12 cells
TypNi-CD
ColorBlack
Warranty1 Year

Description & Reviews

Compatibility Info

Shipping & Payment

FAQs

WHY CHOOSE US

Pro-Grade Power, Straight from the Source

18+ Years of Industry Leadership | A Brand You Can Trust
Precision 1:1 OEM Match | Seamless Integration & Original Power
Direct-from-Factory | In-House R&D Lab & Total Quality Control
Rapid US Shipping | Delivered to Your Door in 3–5 Days
24/7 Expert Support | Real People, Real Solutions, Anytime
12-Month Comprehensive Warranty | Guaranteed Protection
30-Day Risk-Free Trial | 100% Money-Back Guarantee
Ultra-Fast Refunds | Processed Within 3 Business Days

Precision 1:1 OEM Match | Seamless Integration

The DeWALT DC728KA is more than just a standard replacement; it is a precision-engineered energy core designed for total synchronization. By meticulously replicating the internal architecture and terminal contact points of the original equipment, we ensure a friction-free connection that eliminates power flickering. Our laboratory benchmarks confirm that every DeWALT compatible unit maintains a consistent discharge curve, providing the same high-torque performance from the first trigger pull to the last.

In-House R&D Lab & Full-Cycle Quality Control

Unlike generic resellers, our specialized replacement series is developed within our proprietary R&D facility. We maintain total quality control throughout the full lifecycle—from the initial PCB logic design to final robotic assembly. By utilizing high-grade, chemically stable materials and avoiding inferior third-party components, we significantly extend the operational lifespan and long-term reliability of the battery pack, ensuring it survives the toughest environments.

Factory-Direct Value | Eliminating the "Brand Tax"

Get professional-grade power for your DeWALT tools without the excessive premium markup. By sourcing this DC728KA replacement directly from our production lines, you eliminate unnecessary retail layers and marketing overhead. This makes our cordless tool power solution the top high-value choice for contractors who require peak performance but refuse to overpay for a simple plastic logo.

Advanced Fast-Charging & Thermal Management

Our high-capacity battery packs feature optimized fast-charging circuitry, a unique innovation engineered to minimize downtime on the job site. This technology allows the DC728KA to reach full capacity efficiently while managing heat dissipation. By maintaining lower internal temperatures during rapid charges, we protect the cell chemistry and ensure your gear is always ready for the next heavy-duty task.

Integrated Multi-Protect Safety System

Safety is the foundational cornerstone of the DeWALT DC728KA engineering process. Each unit is equipped with an advanced Integrated Circuit (IC) protection system designed to monitor voltage, current, and temperature in real-time. This active guard prevents overcharging and deep discharge—providing comprehensive protection for both the operator and the tool. We ensure every compatible pack meets strict international safety standards.

Industrial-Grade Protective Packaging

To ensure your replacement energy pack arrives in flawless condition, we utilize heavy-duty, shock-absorbing materials and secure moisture-proof sealing. Our packaging is specifically designed to withstand the rigors of global transit, guaranteeing safe and secure delivery to your workshop or doorstep without a scratch.

Rapid US Delivery | 3–5 Day Priority Shipping

We recognize that downtime equals lost revenue, so we maintain ready-to-ship stock across multiple strategic US-based warehouses. Most orders for the DeWALT DC728KA are processed immediately through our trusted priority logistics partners, ensuring your power arrives within 3–5 business days so you can get back to work without unnecessary delays.

Lifetime Technical Support & Expert Service

Our commitment to the DC728KA series extends far beyond the initial purchase. Every customer receives Lifetime Expert Support and dedicated technical assistance. Whether you have questions about maintenance or fitment, our professional team is standing by to ensure a smooth, reliable, and risk-free experience for the life of your equipment.

Product Overview

Note : 14.4V and 14.8V are compatible, they are in common use.

The DeWALT DC728KA compatible power core is precision-engineered to revitalize your high-performance toolset. By providing a steady voltage discharge curve, this replacement unit eliminates the frustrating performance drops often encountered during heavy-duty drilling, sawing, or high-torque impact tasks. Unlike standard aftermarket options, our internal cell architecture is optimized for sustained energy delivery, ensuring that your drills and saws maintain peak RPM from the start of the job until the end.

Designed with a seamless plug-and-play interface, the housing ensures a friction-free fit within the battery compartment of your device. This focus on mechanical precision prevents terminal wear and ensures reliable conductivity even in high-vibration environments. Our engineering team has prioritized broad-spectrum compatibility, making this unit a versatile energy solution for a wide array of models, including

and ensuring it integrates perfectly with specialized equipment such as

meeting the diverse requirements of modern workshops.

At the heart of the DeWALT series compatible pack is an Advanced Battery Management System (BMS). This intelligent circuitry provides a multi-layer safety shield against overcharging, deep discharge, and thermal runaway. By actively monitoring individual cell health, the BMS technology not only protects the user but significantly extends the overall cycle life of the investment. Encased in a high-impact, fire-retardant housing, the unit is built to survive the rigors of professional construction sites, home renovations, and intensive DIY projects. This is professional-grade power designed to keep your workflow efficient and your cordless tools running at their absolute best.

Our Certification

Customer Reviews

Compatible Battery Part Numbers

Not all models compatible with the DeWALT DC728KA battery are listed. If you are still unsure whether it is suitable for your power tool, please click on "Request Battery Model" for help.

Compatible Device Models

Disclaimer: All batteries and adapters sold on powertoolbatteryshop.com are replacement parts. powertoolbatteryshop.com is not affiliated with any original manufacturers. Any trademarks or model names listed above are identified solely for compatibility purposes.

Shipping Methods

Payment Methods

We accept the following payment methods
PayPal	Payments via PayPal do NOT require a PayPal account. PayPal is secure and free for buyers.
Credit or Debit Card	VISA, MasterCard, American Express, JCB, Diners Club, Maestro, and Laser Card, etc.
Bank Transfer	If no payment methods above are available to you, and your order amount exceeds $300, please contact our customer service to get our bank account and pay by bank transfer.
Google Pay	Google Pay-Easily pay online,in-store or send money
Apple Pay	Apple Pay is easy to use and works with the Apple devices you use every day.You can shop safely in numerous stores,apps,and web pages without contact.

FAQ

Q: Does a higher capacity (Ah) always mean a superior battery?

A: Not necessarily. Capacity and Voltage serve two distinct functions. Voltage represents the electrical pressure that determines how much "force" or power your DeWALT tools can exert. Higher voltage is essential for heavy-duty, high-wattage equipment to maintain stable RPM under load.

In contrast, Capacity (measured in Amp-hours or Ah) functions like a fuel tank, determining the total energy storage and runtime between charges. While a higher Ah rating allows for longer working sessions, the priority should always be matching the exact voltage requirements of your DC728KA series first.

Q: How can I maximize the long-term lifespan of my energy pack?

A: To preserve the chemical health of your lithium-ion energy cells, follow these expert maintenance protocols:
1. Avoid Deep Discharge: Frequently draining the unit to 0% causes internal stress and shortens the overall cycle life. Recharging when the fuel gauge reaches one bar is ideal.
2. Thermal Management: Store and operate the pack in a controlled environment (20–25°C). Extreme heat accelerates chemical degradation, while freezing cold temporarily inhibits electron flow.
3. Long-term Storage: If the DeWALT compatible unit will be idle for months, store it at approximately 50% charge in a cool, dry place to prevent cell dormancy.

Q: What are the warning signs that I need a replacement?

A: You should consider upgrading to a fresh DeWALT DC728KA replacement if you observe the following symptoms:
1. Capacity Fade: The runtime has diminished by more than 40% compared to its original performance.
2. Internal Resistance Issues: The casing becomes excessively hot or exhibits swelling—signs of gassing or cell aging.
3. Voltage Sag: Your tools lose power or stall immediately when hitting a knot in wood or applying torque, indicating the cells can no longer provide a consistent current.

Q: Why does my tool cut out immediately after inserting the pack?

A: This intermittent power loss is often related to the protection logic within the DeWALT DC728KA or the tool itself.

Common Technical Triggers:
1. Triggering BMS Safety: High-torque startup can trigger over-current protection if the battery is not fully primed.
2. Contact Resistance: Oxidation or debris on the copper terminals can interrupt the signal. Clean the interface with a dry, lint-free cloth.
3. Voltage Instability: If the DeWALT unit is under-charged, the voltage may sag below the tool's cutoff threshold under load.
Solution: Ensure a 100% state-of-charge and inspect the tool's pins for any signs of misalignment.

Q: Is elevated temperature normal during the rapid-charge cycle?

A: Subtle warmth is a natural byproduct of the exothermic chemical reaction during charging. However, safety is paramount for any lithium-based power solution.

Discontinue use immediately if:
1. The housing is too hot to touch (Thermal Runaway risk).
2. You detect any pungent chemical odors or see visible deformation.
3. The charger's diagnostic LEDs indicate a "Faulty Pack" signal. In such cases, safety dictates a prompt replacement with a new DeWALT DC728KA unit.

Q: Do new cells require a "break-in" or calibration period?

A: Yes. While modern DeWALT DC728KA compatible cells have no "memory effect," they do require 3–5 full charge/discharge cycles to calibrate the Internal Management System (BMS). During this initial phase, the digital fuel gauge may provide fluctuating readings. Once the chemical ions are fully activated through these initial cycles, the capacity and runtime will stabilize at their peak performance levels.

Q: Why does runtime decrease during winter or in cold job sites?

A: Low temperatures increase the internal resistance of lithium cells, making it harder for ions to move through the electrolyte.
1. Temporary Capacity Loss: At sub-zero temperatures, you may experience a 20–40% drop in effective runtime.
2. The Solution: Keep your DeWALT DC728KA energy packs in a heated cabin or indoors until right before use. Once the internal chemistry warms up through natural operation, the discharge efficiency will return to normal levels.

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