Samsung BN44 Power Supply Boards: Full Model List & Guide

Samsung TVs are known for their cutting-edge technology and reliability, but like all electronics, they can experience issues that require replacement parts. Among the most critical components is the power supply board, which manages the distribution of power throughout the TV. If you own a Samsung TV or repair them professionally, understanding Samsung power supply boards—especially the widely used BN44 series—is essential for effective troubleshooting and repair.

In this guide, we will cover what Samsung power supply boards are, highlight the full list of popular BN44 part numbers, explain how to identify the right board for your TV, and share tips on replacement and maintenance.

What Are Samsung Power Supply Boards?

A Samsung power supply board converts the electrical current from your outlet into usable voltages for various TV components, including the display panel, logic board, and LED backlighting. It ensures the TV receives steady and precise power, making it a vital component in your Samsung TV's overall function.

When a power supply board fails, symptoms often include the TV not powering on, flickering screen, or random shutdowns. Knowing how to identify and replace a faulty board can save time and repair costs.

Understanding the BN44 Series Power Supply Boards

The BN44 series is a lineup of Samsung power supply boards used in many models of Samsung LED and LCD TVs. Each board has a unique part number, like BN44-01054C or BN44-00807A, which identifies its specifications, compatibility, and design features.

This series covers a broad range of Samsung TV models with variations to suit different screen sizes, technologies, and power needs.

Popular Samsung BN44 Power Supply Board Part Numbers

Below is a detailed list of commonly used Samsung BN44 power supply boards, along with brief insights about their typical applications:

BN44-01054C

A reliable power supply board designed for mid-range Samsung LED TVs. Compatible with several 40 to 50-inch models, it supports stable LED backlighting and power delivery.

BN44-00807A

Widely used in Samsung smart TVs, this board supports advanced features while maintaining efficient power management.

BN44-00774A

This board fits various Samsung models and is often replaced due to its robust design and widespread application.

BN44-00757A

Used in newer Samsung models, the BN44-00757A includes updated circuitry for smart TV functionalities.

BN44-00664A & BN44-00330A

These are commonly found in older Samsung TV models but still in demand for repairs of legacy units.

BN44-00772A & BN44-00666A

These power supply boards support higher wattage TVs and larger screens, providing consistent power for premium features.

BN44-00852A & BN44-00723A

Designed for Samsung TVs with enhanced LED backlighting systems, these boards manage increased power loads efficiently.

BN44-00932 Series (A, B, C, G, N, Q)

This extensive subgroup covers multiple Samsung TV models with subtle differences in voltage regulation and connectors. Accurate matching of suffixes is essential for compatibility.

BN44-00859A, BN44-00805A, BN44-00808C

Frequently replaced boards found in various Samsung series, known for durability.

Additional BN44 Models

Other part numbers such as BN44-00874A, BN44-00872A, BN44-00871A, BN44-00762A, BN44-00876A, BN44-00834A, BN44-00901A, BN44-00807D, BN44-00807H, BN44-00913A, BN44-00912A, BN44-00809A, BN44-00873B, BN44-00807F, BN44-00808E, BN44-00911A, BN44-00806F, BN44-00807K, BN44-00851C, and BN44-00947A serve a variety of Samsung TVs ranging from budget to premium models.

How to Identify the Correct BN44 Power Supply Board for Your Samsung TV

To replace your TV's power supply board, you must identify the exact BN44 part number. Here’s how:

1. Locate the Board: Carefully remove the TV’s back panel to access internal components.
2. Find the Label: Look for the white sticker or silkscreen marking on the power supply board, which will display the BN44 part number.
3. Cross-Reference: Check the TV model number, usually found on the back of the TV, and verify compatibility using Samsung’s official documentation or reliable Samsung TV parts suppliers.
4. Consult Experts: When in doubt, seek assistance from certified technicians or trusted suppliers to ensure correct ordering.

Common Symptoms of a Faulty Samsung Power Supply Board

Identifying issues early can prevent further damage. Watch for:

• TV won’t power on or shows no display.
• Flickering or intermittent power loss.
• Unusual sounds like buzzing or clicking.
• Visible damage, burns, or swollen capacitors on the board.

If you notice these signs, the power supply board might require testing or replacement.

Steps for Replacing Samsung BN44 Power Supply Boards

If you are experienced with electronics, replacing the power supply board is a feasible DIY task:

• Safety First: Unplug the TV and discharge any residual power.
• Remove Back Panel: Unscrew and gently remove the TV’s rear cover.
• Disconnect Cables: Carefully detach connectors from the old power supply board.
• Remove Faulty Board: Unscrew and take out the defective BN44 board.
• Install Replacement: Position and screw the new board, reconnect all cables.
• Test the TV: Before full reassembly, power on to confirm functionality.
• Reassemble: Once confirmed, replace the back panel.

If uncomfortable performing these steps, professional repair services are recommended.

Why Choose Genuine Samsung TV Parts?

Using authentic Samsung TV parts like BN44 power supply boards ensures:

• Perfect compatibility with your TV model.
• Optimal performance and longevity.
• Safety against electrical faults.
• Warranty protection and technical support.

Counterfeit or generic boards may cause further damage or fail prematurely.

Where to Buy Samsung Power Supply Boards in Canada

Finding trustworthy suppliers for Samsung TV parts is essential. Choose sellers who provide:

• Genuine BN44 series power supply boards.
• Clear warranty policies.
• Fast and reliable shipping across Canada and North America.
• Expert customer support.

One such trusted brand is TV Parts Canada, offering a wide range of Samsung TV parts to meet your repair needs.

Frequently Asked Questions (FAQs)

Q: Can I use a BN44 power supply board from a different model on my Samsung TV?

A: Compatibility varies by model and board version. Using the exact BN44 part number is critical to avoid damage.

Q: How long do Samsung power supply boards typically last?

A: With proper use, these boards can last many years, but power surges or component failures may shorten their lifespan.

Q: Is it safe to replace a power supply board myself?

A: Only if you have experience with electronics. Otherwise, professional assistance is recommended for safety.

Conclusion: Keep Your Samsung TV Powered with the Right BN44 Board

The Samsung BN44 power supply boards are the heart of your TV’s electrical system. Whether you need the BN44-01054C, BN44-00807A, or any other model, knowing your exact board and its compatibility is essential.

If you’re experiencing power issues, refer to this guide to identify symptoms, find your board, and understand the replacement process. For genuine parts and expert assistance, trust TV Parts Canada to deliver reliable Samsung power supply boards and accessories.

Ready to repair your Samsung TV?

Contact TV Parts Canada today for authentic Samsung power supply boards and expert support!