Onlybatteries.com - D Batteries

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D Panasonic Heavy Duty Batteries (2 Card)

SKU: 20107

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D Eveready Super Heavy Duty Batteries (2 Card)

SKU: 21562

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Sale: $3.19

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D Chateau Heavy Duty Batteries (3 Card)

SKU: 26678

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Sale: $3.69

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12-Pack D Chateau Heavy Duty Batteries (4 Cards of 3)

SKU: 26680

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Sale: $13.49

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8 AA + 8 AAA + 4 C + 4 D + 2 9V Panasonic Heavy Duty Battery Combo

SKU: 21414

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12 AA + 12 AAA + 4 C + 4 D + 2 9V Panasonic Heavy Duty Battery Combo

SKU: 21415

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24-Pack D Chateau Heavy Duty Batteries (8 Cards of 3)

SKU: 26681

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Sale: $26.19

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16 AA + 16 AAA + 8 C + 8 D + 2 9V Panasonic Heavy Duty Battery Combo

SKU: 21416

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96-Pack D Panasonic Heavy Duty Batteries (48 Cards of 2)

SKU: 20113

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D Batteries

D batteries are powerful, cylindrical dry cell batteries commonly used in devices that require substantial energy output. Larger than AA and AAA batteries, D batteries measure approximately 33.2 mm in diameter and 61.5 mm in length. Their high capacity and stable 1.5-volt output make them ideal for devices that demand continuous power over extended periods. From flashlights and toys to portable radios, D batteries provide a reliable energy source for various high-drain devices.

Common Applications for D Batteries

Due to their larger size and high capacity, D batteries are suitable for devices with significant power requirements, especially those used continuously or intermittently over long periods. Some common applications for D batteries include:

Flashlights: High-powered flashlights often require D batteries to deliver extended illumination and ensure long-lasting performance.
Toys: Battery-operated toys, especially motorized ones, frequently use D batteries for reliable, consistent power.
Portable Radios: D batteries are ideal for portable radios, especially models used in emergencies or remote areas where power must last.
Emergency Supplies: D batteries are a staple in emergency kits, powering essential items like lanterns, radios, and high-powered flashlights needed in times of power outages or natural disasters.
The high capacity and extended lifespan of D batteries make them suitable for these high-demand devices, offering long-lasting performance.

Types of D Batteries and Their Characteristics

D batteries are available in various chemistries, each suited to specific applications based on performance, longevity, and rechargeability. Here’s an overview of the most common types:

1. Alkaline D Batteries

Overview: Alkaline D batteries are among the most popular and widely available types. They offer a long shelf life and are well-suited for devices that require reliable, medium to high power output.
Best For: Alkaline D batteries are ideal for devices with moderate to high power needs, such as flashlights, toys, and radios.
Advantages:
Affordable and widely accessible.
Long shelf life, making them suitable for emergency supplies or backup power.
Reliable, stable power output for various household and portable devices.
Top Brands: Duracell and Energizer are well-known for their high-quality Alkaline D batteries, valued for longevity and consistent performance across diverse applications.

2. Rechargeable D Batteries (NiCd, NiMH, and Li-Ion)

Overview: Rechargeable D batteries offer a sustainable and cost-effective alternative to disposable batteries. They are available in multiple chemistries, including Nickel-Cadmium (NiCd), Nickel-Metal Hydride (NiMH), and Lithium-Ion (Li-Ion).
Best For: High-drain devices used frequently or continuously, such as flashlights, portable radios, and power tools.
Types:
Nickel-Metal Hydride (NiMH): NiMH rechargeable batteries have a high capacity and relatively low self-discharge rate, making them suitable for devices that need a continuous power supply over extended periods.
Nickel-Cadmium (NiCd): NiCd batteries are durable and work well in extreme temperatures, though they are less environmentally friendly compared to NiMH.
Lithium-Ion (Li-Ion): Li-Ion rechargeable batteries offer high energy density, lightweight construction, and long-lasting power, making them suitable for high-performance applications.
Advantages:
Rechargeable and reusable, reducing the cost per use and environmental impact.
Low self-discharge rate allows them to hold a charge for long periods, making them ideal for emergency devices.
Provide consistent, reliable power for high-drain devices.
Top Brands: Popular brands for rechargeable D batteries include Tenergy and Energizer, offering both NiMH and Li-Ion options known for durability and performance.

3. Lithium D Batteries

Overview: While less common in D battery format, some Lithium D batteries are available. They provide a high energy density and longer lifespan than Alkaline batteries, making them suitable for high-drain devices.
Best For: High-drain devices used in extreme temperatures or requiring long-lasting power, such as certain medical and industrial equipment.
Advantages:
High energy density for extended runtime.
Lightweight and performs well in extreme temperatures, ideal for outdoor or professional applications.
Top Brands: Lithium D batteries are not as commonly produced by major brands due to the popularity of Alkaline and rechargeable options in this size, but some specialty brands offer them for specific high-performance needs.

Benefits of Different Types of D Batteries

Each type of D battery provides unique benefits, making them suited to different applications and user preferences:

Alkaline Batteries: Widely available, affordable, and reliable for household use, ideal for medium to high-drain devices.
Rechargeable Batteries (NiMH, NiCd, and Li-Ion): Environmentally friendly and cost-effective over time, particularly suited for high-drain devices and frequent use.
Lithium Batteries: High-performance and durable, suitable for demanding applications and extreme conditions, though less common in D-size format.
Selecting the best type of D battery depends on the device’s power needs, usage frequency, and specific environmental conditions.

Key Considerations When Choosing D Batteries

Selecting the appropriate D battery for your device involves considering several key factors to ensure optimal performance, value, and longevity:

Device Power Requirements: For devices with moderate to high power needs, such as toys, flashlights, and radios, Alkaline D batteries provide reliable performance. For high-drain devices used frequently, such as emergency flashlights and power tools, rechargeable D batteries are a cost-effective choice.
Frequency of Use: Rechargeable D batteries are ideal for frequently used devices, as they can be recharged hundreds of times, providing significant cost savings over time. For devices used occasionally, such as emergency radios, Alkaline batteries may be more convenient due to their long shelf life.
Environmental Conditions: NiCd rechargeable batteries and Lithium D batteries are designed to withstand extreme temperatures, making them suitable for outdoor or professional use. Alkaline and NiMH batteries, while reliable, may have reduced performance in harsh conditions.
Budget and Long-Term Savings: While rechargeable batteries require a higher initial investment, they offer substantial savings over time. The cost per use of a rechargeable D battery is lower than disposable Alkaline batteries, especially in high-drain devices.
Emergency Preparedness: Alkaline D batteries are ideal for emergency kits, as they have a long shelf life and don’t require charging. For emergency devices that require frequent battery replacements, like flashlights, rechargeable NiMH or Lithium batteries are more economical and eco-friendly.

Popular D Battery Brands

Onlybatteries.com offers a variety of trusted D battery brands, each known for quality and performance:

Duracell: Known for long-lasting, reliable Alkaline D batteries, Duracell products are popular for household and emergency use, delivering consistent performance.
Energizer: Energizer offers both Alkaline and rechargeable D batteries, known for their durability and high energy output, making them suitable for a wide range of devices.
Tenergy: Tenergy specializes in rechargeable batteries, providing reliable NiMH D batteries that are eco-friendly and cost-effective.

Choosing the Ideal D Battery

D batteries are a powerful, high-capacity option for devices with substantial energy needs. Here’s a quick recap of the different types:

Alkaline D Batteries: Reliable, cost-effective, and ideal for moderate to high-drain devices with occasional or emergency use.
Rechargeable D Batteries (NiMH, NiCd, and Li-Ion): Eco-friendly and economical over time, suitable for high-drain devices with frequent use.
Lithium D Batteries: High-performance and lightweight, ideal for extreme conditions and specific high-drain applications.

By selecting the right D battery for your device, you can ensure optimal performance, reduce costs, and minimize environmental impact. Whether you need dependable household batteries or high-performance rechargeable options for professional use, Onlybatteries.com offers a comprehensive selection of D battery solutions to meet every need.

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