10 Best Electric Bike Display Replacements for a Compatible Ride in 2026

A broken e-bike screen can leave you without speed, battery or assist information. But a replacement that looks right may still fail to communicate with your bike’s controller.

These 10 options cover common S866-style displays, BAFANG mid-drive systems and wider-voltage models. Use the guide below to narrow your choices by compatibility before comparing features.

Best 10 Electric Bike Display Replacement Picks for 2026

Color Display With USB – M7C-2 Vertical Ebike Display

For an electric bike display replacement with a color screen and a device-charging port, the M7C-2 covers 24V, 36V, 48V, and 60V systems. Check your controller before ordering: it must use UART No. 2 protocol and accept this display’s 5-pin connector.

Best For: Riders with a compatible UART No. 2 controller who want a vertical color display and a USB charging port.

Pros:

• Shows trip and total mileage and voltage, with walk assist and cruise control.
• 5V/500mA USB port can charge a mobile device.
• IPX65-rated housing and brackets for 22.2mm, 25.4mm, and 31.8mm handlebars.

Cons:

• Works only with controllers using UART No. 2 protocol and the compatible 5-pin connection.
• The listed exposed cable length is 150mm, so check routing before purchase.

The screen and USB port add useful everyday features, but protocol, plug, and cable reach should drive the purchase decision.

Long-Cable Option – M5 UART No. 2 Ebike Display

The M5 is an electric bike display replacement worth considering when your installation needs a longer cable: its supplied 5-pin waterproof cable has a listed exposed length of 1800mm. It supports 24V, 36V, 48V, and 60V systems, but requires a controller using UART No. 2 protocol and a compatible 5-pin connector.

Best For: Riders with a matching controller who need extra cable length to reach the handlebar display.

Pros:

• 1800mm exposed cable length offers routing flexibility.
• LCD provides trip and total mileage, voltage, walk assist, and cruise control.
• IPX65 rating, aluminum alloy frame, and mounts for 22.2mm, 25.4mm, and 31.8mm handlebars.

Cons:

• Not a match for controllers without UART No. 2 protocol and a compatible 5-pin connection.
• No USB charging port is listed in the supplied specifications.

The cable length is the practical differentiator here; confirm the protocol and connector before treating the voltage range as proof of compatibility.

SM-Plug Option – Goshyda S866 LCD Meter

For an electric bike display replacement using an SM plug, the Goshyda S866 offers a backlit LCD for speed, battery, and trip information. It is listed for 24V, 36V, and 48V UART systems and mounts to a 22.2mm handlebar, so verify your bike’s plug and controller compatibility first.

Best For: Riders replacing a UART display with a matching SM plug on a 22.2mm handlebar.

Pros:

• Backlit LCD presents speed, battery, and trip data.
• IP65-rated ABS construction resists rain and splashes.
• Listed weight is 138g.

Cons:

• Bracket is specified for 22.2mm handlebars only.
• UART and SM-plug descriptions alone do not establish compatibility with every controller.

This is a focused choice for a matching plug and bar size, rather than a universal replacement for any 24V–48V bike.

BAFANG Mid-Drive Match – DPC18 5-Pin Color Display

If your electric bike display replacement is for a BAFANG BBS01B, BBS02B, or BBSHD mid-drive motor, the DPC18 is the model-specific option here. This UART display has a 5-pin waterproof plug and is explicitly listed as incompatible with other motors.

Best For: Owners of the specified BAFANG mid-drive motors seeking a color display with automatic backlight adjustment.

Pros:

• 3.5-inch color screen adjusts its backlight to ambient brightness.
• Offers 0–9 pedal-assist levels.
• Includes a DC 5V USB port for emergency phone charging.

Cons:

• Not compatible with motors other than BAFANG BBS01B, BBS02B, or BBSHD.
• IPX5 rating is lower than the IPX65 ratings listed for some other displays here.

The specified motor match is its main advantage and its firm limitation. Verify your BAFANG motor model and UART connection before buying.

Best for Easy Setup – Ejoyous S866 LCD Display

For an electric bike display replacement with an SM plug, this Ejoyous S866 offers a large, backlit LCD that shows speed and battery information. It supports 24V, 36V, and 48V systems and mounts on a 22.2mm handlebar.

Best For: Riders looking for a 24V–48V S866 display with an SM plug and a straightforward handlebar mount.

Pros:

• Backlit screen makes ride information easier to see in low light.
• Supports three common system voltages.
• Includes a mounting bracket and is listed with an IP65 rating.

Cons:

• Check that the SM plug and your controller match before ordering; voltage alone does not establish compatibility.
• The supplied notes do not specify a communication protocol.

This is the simpler choice if its plug and voltage range match your existing setup. Confirm the controller connection before treating it as a drop-in replacement.

Detailed Ride Data – S866 LCD Display Meter

This S866 is an electric bike display replacement for riders who want speed, mileage, ride time, battery voltage, and fault codes on one screen. It supports 24V, 36V, 48V, and 60V systems, but requires a compatible controller using No. 2 UART protocol and a 5-core waterproof connector.

Best For: Riders with a confirmed No. 2 UART controller who want extensive ride data and assist controls.

Pros:

• Shows current, average, and maximum speed alongside trip and total mileage.
• Provides 0–9 assist levels, headlight control, and 6 km/h walk assist.
• Backlit, IP65-rated display fits 22.2mm handlebars.

Cons:

• Not compatible with KT controllers or other communication protocols.
• Voltage must be set appropriately through the P03 parameter.

Its broad data set is useful only when the electronics match. Verify the controller protocol and connector before buying, rather than relying on the S866 name alone.

Short-Cable Pick – S866 5-Pin LCD Display

If you need an electric bike display replacement with a 5-pin waterproof connector, this S866 lists No. 2 UART communication and an approximately 180mm power cord, including the plug. Its backlit LCD shows speed, trip and total mileage, battery level, voltage, and assist level.

Best For: Riders with a nearby compatible 5-pin connection who want a short-cable, IP65-rated display.

Pros:

• Supports 24V, 36V, 48V, and 60V systems through the P03 setting.
• IP65-rated housing is designed to resist splashes and dust.
• Fits standard 22.2mm handlebars and includes a 6-month warranty.

Cons:

• Requires a No. 2 protocol controller; it is not compatible with KT controllers.
• The approximately 180mm cord may not reach a distant connection.
• The stated default voltage setting is 36V, so check P03 before use on another voltage.

This option makes sense when its connector, protocol, and cable length all fit your bike. Those checks matter more than its shared S866 model name.

Protocol-Configurable Pick – S866 LCD Display With Mini 5-Pin Connector

For an electric bike display replacement, this S866 offers a backlit LCD, an IP65 rating, and settings for multiple system voltages. Its mini 5-pin waterproof connector is intended for compatible controllers, so check your wiring before ordering.

Best For: Riders replacing a display on a compatible 22–22.2mm handlebar setup who can verify controller protocol and pin positions.

Pros:

• Selectable voltage settings for 24V, 36V, 48V, 52V, and 60V systems.
• Backlit LCD helps make riding data visible in low light.
• IP65 rating and included bracket suit handlebar mounting.

Cons:

• Defaults to No. 2 protocol and 36V; other supported settings require configuration.
• Mini 5-pin wiring and signal positions must match; special protocols such as KT are not supported.

This is a flexible option if you are comfortable checking the wiring diagram and adjusting settings. It is not a safe choice based on connector shape or voltage alone.

Control-Focused Pick – 5-Pin Display With PAS and Ride Controls

This electric bike display replacement brings speed, battery level, mileage, PAS level, voltage, and operating current together on one screen. It also offers riding controls, provided its 5-pin connection matches your bike’s system.

Best For: Riders who want PAS, walk-assist, cruise, and light controls on a compatible 5-pin display.

Pros:

• Shows several useful ride and electrical readings at a glance.
• Supports PAS adjustment, walking assist, cruise control, and light control.
• Selectable voltage settings include 24V, 36V, 48V, 60V, and 64V; listed mounting ring sizes span 22.2–31.8mm.

Cons:

• Requires a compatible 5-pin connection; confirm your bike’s connector before buying.
• Check the mounting ring size and system voltage for your specific setup.

Its broader set of controls is the main draw. Verify electrical compatibility as well as physical fit before treating it as a replacement.

Best Simple Pick – S866 Backlit Display for 22.2mm Bars

If your electric bike display replacement calls for an SM plug, this S866 provides a backlit LCD for speed, battery level, and odometer readings. It is listed for 24V, 36V, and 48V systems using compatible UART controllers.

Best For: Riders with a compatible UART controller and SM-plug connection on 22.2mm handlebars.

Pros:

• Backlit LCD displays essential riding information.
• IP65-rated ABS housing offers protection against splashes and dust.
• Supplied mounting bracket is designed for 22.2mm handlebars.

Cons:

• Listed voltage support is limited to 24V, 36V, and 48V.
• SM-plug and UART compatibility must be confirmed with your controller.

This is a focused replacement choice for a matching connector and bar size. Confirm the controller connection before relying on the straightforward mounting process.

How We Picked the Best Electric Bike Display Replacement

We grouped the selected displays by their stated voltage ranges, connector descriptions, protocol claims and intended bike systems. The list includes several S866-style meters, two displays labeled UART No. 2, a BAFANG DPC18 for specified mid-drive motors and a general 5-pin option. Those descriptions are useful starting points, not proof of compatibility: sellers may use similar names for screens with different wiring or firmware.

Quick Comparison: Where to Start

If your bike has a BAFANG BBS01B, BBS02B or BBSHD mid-drive, start with the DPC18—but confirm its connector and compatibility with your exact setup. If the old screen is labeled S866, compare the S866 listings against its plug, pinout, voltage and controller requirements. For a controller that explicitly specifies UART No. 2, the two displays carrying that designation are the logical starting point. The 24V–60V 5-pin model is worth checking when you need a wider stated voltage range, but its voltage and pin count alone do not establish compatibility.

Key Buying Factors for an Electric Bike Display Replacement

Controller Communication Comes First

Find the model number on your old display and, if accessible, your controller. Check the bike maker’s documentation or ask the seller to confirm that the replacement supports that specific controller. Terms such as “UART,” “No. 2” and “S866” are not universal guarantees; a screen can power on yet fail to control assist or show accurate readings.

Match the Connector and Pinout

Compare the plug on your bike with clear product photos. Verify the number of pins, connector shape, keying, cable length and wiring pinout. An SM plug and a round waterproof connector are not interchangeable just because both have five pins. Avoid forcing a connector or assuming that a plug adapter will resolve a communication mismatch.

Check Voltage, Mounting and Controls

Confirm the display’s supported battery voltage matches your bike’s nominal voltage; do not choose solely by the highest voltage printed in a listing. Check handlebar diameter, clamp design and whether the buttons are built into the screen or mounted separately. If you need a charging port, verify its output and limitations before relying on it for a phone.

Who Should Buy Which Electric Bike Display Replacement?

BAFANG BBS-series owners should investigate the DPC18 first. Riders replacing a known S866 should prioritize a listing that matches their existing connector and controller, rather than choosing by screen appearance. Bikes documented to use UART No. 2 may be better candidates for the corresponding color or M5 display. For an unknown bike or an unreadable old screen, identify the controller before ordering. The best Electric Bike Display Replacement is the one confirmed to work with your system—not simply the one with the most features.