Constant Current LED Strips

Our "Constant Current" LED Strips Series is not actually constant current input. It just adds some constant current chips on the strip printed circuit board to alleviate LED voltage drop caused by the constant voltage overlong. 

So that the DC24V, DC36V, DC48V low voltage led strip can achieve a longer distance with power injection in one end, and with consistent color and brightness. Therefore, these continuous LED light strip products are still controlled by a constant voltage LED controller and power supply. 

In fact, this is a collection of low-voltage long running LED strip lights.

Shop By Long LED Strip Lights Type

Now that you understand the technical advantages of long runs low voltage lighting, choose the LED strip technology that best fits your installation requirements. 

• 48V Series: It is well-known that higher input voltages significantly extend maximum run lengths of LED strips. Choose our 48V Series if your project requires seamless continuous spans up to 60 meters (196.85 feet) while minimizing the need for extra power feeds and system components.

• Ultra-Long Series: For those prefer staying with 24V or 36V DC systems but still need reliable performance, this series supports diverse color options for low-voltage runs exceeding 10 meters (32.8 feet) without brightness decay.

• High-Efficiency Series: When your priority is uncompromising light quality and high-output lumen demands, this series delivers elite performance reaching up to 190LM/W for maximum energy savings and brilliance.

• Built-In Series: If your design calls for a sleek, minimalist aesthetic, this series hides all electrical components within the LED architecture, leaving nothing but a clean, professional line of light. (Minimum order quantity: 200 meters)

Moving Beyond Standard Limits: Solving the Challenge of Long-Distance Lighting

While standard low-voltage LED strips are excellent for small tasks, they often struggle with voltage drop—where brightness fades and colors shift after just 5 or 10 meters. To maintain consistent light, traditional setups require complex, labor-intensive 'power injection' every few meters.

Our Long Run Series is engineered to eliminate these hurdles. By utilizing higher voltages and constant-current IC technology, we’ve extended the maximum run length up to 60m/197ft on a single power feed. This means zero brightness decay, perfect color uniformity from end-to-end, and a significantly cleaner installation with fewer wires and power supplies. 

Why Low-Voltage LED Strips Have a Maximum Run Length?

Low-voltage LED strips don’t fail suddenly when they exceed a certain length — instead, they gradually lose voltage along the run. As current flows through the copper traces on the PCB and through the supply wires, resistance causes voltage to drop.

The longer the strip, the more cumulative voltage is lost before power reaches the LEDs at the far end. That’s why every low-voltage LED strip has a recommended maximum run length.

Even LED strips designed for long-distance operation will still experience voltage drop once their specified limit is exceeded. The difference is how well that voltage drop is controlled — and how noticeable it becomes in real-world installations.

Typical symptoms when an LED strip exceeds its ideal run length:

• Gradual dimming toward the end of the strip

• Uneven brightness between segments

• Color shift on white or color-changing light strips

• Increased current stress near the power feed point

Understanding this limitation is the first step toward choosing the right voltage and technology for LED lights strips long runs.

What Actually Enables Low-Voltage LED Strips to Run Long Distances?

Increasing the LED system voltage is the most direct way to reduce voltage drop over linear distance. Of course, technical solutions can also be employed to enable 24V, 36V, 48V LED strips to operate over extended distances.

Instead of relying solely on the input voltage remaining stable, constant-current ICs regulate the current supplied to LED groups along the strip. When voltage drops slightly along the run, the IC compensates to maintain consistent LED output.

Choosing the Right Voltage for Long-Distance LED Tape Runs

To help you make the best technical choice for your strip light installation, the table below compares our long-run LED voltage options. Use this breakdown to see how each voltage impacts your maximum run length, wiring complexity, and system efficiency.

Our No-Voltage-Drop Long Run LED Strip Features

The constant current IC design of these long-run led strip lights does break through the limitation of independent supply power for every 5 meters (16.4ft) of conventional constant-voltage led strips. Cause they achieve 32.8ft/10m 49ft/15m 65.6ft/20m 98.4ft/30m and even 164ft/50m running long distance without voltage drop. This process greatly solves the problem of complicated wiring for large led strip lighting projects and saves more costs.

• Double layer and 3OZ PFCB

• High CRI 95 Ra display

• Good heat-dissipation and less luminous decay

• 5 years warranty

48V LED Strip Products PDF