What should I check before buying a replacement PCB?

Check the equipment model, board part number, voltage, current, connectors, mounting points, and intended function. A board that looks similar may not be electrically or mechanically compatible.

Is the Cunfon RS300 motor controller compatible with every electric scooter?

No. The listing describes it specifically as a replacement for the Cunfon RS300 electric scooter. Confirm that your scooter is the RS300 model and compare the stated DC 36-volt and 18-amp specifications.

What is the difference between a battery protection board and a BMS?

Both relate to battery management, but their functions can differ. A protection board may focus on safeguards, while a BMS can include monitoring and balancing functions. Compare the battery chemistry, voltage, capacity, and cell configuration before choosing.

Can a universal gate opener board be installed in any gate system?

No. “Universal” does not guarantee compatibility with every system. Check whether the board supports your sliding or swing gate, motor voltage, input power, accessories, wiring, and control requirements.

Unbeatable PCB Deals & Buying Guide

Printed Circuit Boards	Price
1r-9999999r Programmable Resistance Board Module 1 2w 1% Accuracy 1r Seven Decade Resistor Board	$7.99
Bluetooth Circuit For Rs500	$13.99
In Stock Sliding Gate Opener Ac General Circuit Board For Sliding Gate Motor Connect Use	$18.00
7w 65-110mhz High Frequency Fm Power Amplifier Board Rf Transmitting Antenna Debugging Module	$18.99
Automatic Control Board Pcb For Swing Gate Opener Motor	$45.00
Rs300 Motor Controller - 36v 18a Replacement	$54.99
Viking Ldb-3 Loop And Ring Detector Board	$57.12
Main Control Board Shield 35p	$58.65
Tshirt 009-fts008 Grege - Grege 1-s	$71.94
Uflex Mm11t Power A Electronic Control Package - Single Engine Single Station	$4,658.12

Printed Circuit Boards: Compare PCB Options, Prices, and Compatibility

Printed circuit boards, or PCBs, are the quiet organizers inside countless electronic products. They connect components, control power, process signals, and help machines perform specific tasks. When a board fails, replacing it can feel like searching for one particular puzzle piece in a very large box. The right match, however, can restore equipment without replacing the entire system.

This buying guide brings together a broad selection of circuit boards and control modules listed through ZoneOffer, a comparison site. The products range from scooter controllers and battery protection boards to gate opener PCBs, appliance control boards, audio modules, printer power boards, elevator components, and marine control packages. Since compatibility matters more than appearance, we will focus on what each product is designed to do and what you should check before comparing options.

What Is a Printed Circuit Board?

A printed circuit board is a structured platform that holds electronic components and provides conductive paths between them. Think of it as a road map for electricity. Instead of loose wires running in every direction, the board guides signals and power along planned routes.

Different boards serve different purposes. A power supply board distributes electrical energy, while a control board interprets inputs and directs a machine. A battery management system, or BMS, monitors battery-related functions. Audio boards handle signals, isolation, detection, or tone generation. The product name may look similar across categories, but the job can be completely different.

Why the Exact Board Matters

A board may look close to the original and still be unsuitable. Voltage, connectors, mounting points, software, input types, and equipment model numbers can all affect compatibility. For example, the CUNFON RS300 motor controller is described as a replacement designed specifically for the RS300 electric scooter, with a DC 36-volt operating specification and an 18-amp current limit. Those details are more useful than simply knowing that it is a “motor board.”

Before buying, compare the equipment model, board designation, voltage, current requirements, connector layout, and intended application. If one detail does not match, pause and investigate rather than relying on a similar-looking product.

PCB Options for Scooters and Battery Systems

The reference listings include boards designed for electric scooters and battery-powered equipment. The Battery Compartment Protection Board for the RZ800 and RZ1000 is listed under the Cunfon brand at $30.99. Its title identifies the equipment models it is intended to support, making model verification essential.

Another option is the Cunfon RS300 Motor Controller, listed at $54.99. Its description identifies it as a direct replacement for the Cunfon RS300 electric scooter. It is specified for a DC 36-volt system, includes undervoltage protection at 30 volts with a stated tolerance of 0.5 volts, and has an 18-amp current-limiting specification with a stated tolerance of 1 amp.

Battery Management and Protection Boards

Battery-related boards can perform several roles, including protection, balancing, monitoring, and control. The data includes an OEM BMS for lithium-ion battery packs using 18650 cells, listed at $2.98. It also includes a 36-volt, 48-volt, 72-volt battery management listing for 100Ah, 105Ah, 120Ah, 150Ah, and 200Ah electric vehicle and golf cart applications at $199.

A separate 2-amp active balance board for LiFePO4 lithium energy storage is listed at $60. These products are not interchangeable simply because they all involve batteries. Chemistry, cell arrangement, voltage, capacity, and balancing requirements must be checked carefully before making a selection.

Audio, Paging, and Telephone Circuit Boards

Several listings are designed for commercial audio, paging, telephone, or notification systems. The Bogen TNG1S Tone Generator Input Module is listed at $105.12. Its description says it can work with balanced and unbalanced high- and low-impedance inputs, stereo or mono sources, telephone systems, and microphones.

The module can select four of eight tones, including options such as a burst, steady tone, slow whoop, siren, mechanical bell, klaxon, night ringer, double chime, and doorbell tone. It also supports momentary and continuous playback modes, screw-terminal trigger connections, level control, and priority assignment. The description notes that it is used with Power Vector and M-Class amplifiers sold separately.

Audio Isolation and Loop Detection

The Viking AIB-1 Audio Isolation Board is listed at $35.12. Its described uses include reducing ground-loop hum in paging systems, removing talk-battery voltage from a paging station, combining two audio sources, and connecting a paging speaker output to another amplifier input. Inputs include screw terminals, an RCA jack, and a modular jack, while outputs include screw terminals and an RCA jack.

The Viking LDB-1 Loop Detect Board is listed at $42.12 and is described as phone-line powered. It includes a stated size of 2 inches by 1 inch by 0.25 inches and a listed weight of 0.3 pounds. The Viking LDB-3 Loop and Ring Detector Board is listed at $57.12. When comparing these products, focus on whether you need audio isolation, loop detection, ring detection, or a combination of functions.

Gate Opener Control Boards

Automatic gate systems depend on control boards to interpret commands and operate motors. The reference data includes several gate opener boards with different electrical specifications and applications. These include a sliding gate opener AC general circuit board listed at $18, an automatic control board for a swing gate opener motor at $45, and an electronic control board for an automatic sliding gate opener motor at $20.

Other listings include a universal automatic sliding gate opener PCB at $20, a universal 220-volt AC PCB for an automatic double-arm swing gate opener at $50, and a 24-volt DC universal swing gate opener motor controller at $40. A board offering 220-volt AC or 110-volt AC input with 12-volt or 24-volt DC output is listed at $35.

Choosing a Gate Board

Start with the gate type: sliding, swing, or double-arm. Then confirm the motor voltage and the board’s input and output requirements. A “universal” label may suggest broad application, but it does not remove the need to compare wiring, accessories, motor ratings, remote controls, safety sensors, and mounting details.

The data also includes a PYM-200F circuit control board for a sliding gate operator, described for the PY1800 slide gate and listed at $50. This is a useful example of why model references matter. A board intended for one operator family may not be the right choice for another, even if both systems use sliding gates.

Industrial Appliance and Laundry Control Boards

Industrial appliances often use specialized boards that manage cycles, touch controls, heating, motors, and programmed functions. The listings include a KH300B computer controller board for an industrial hotel laundry or school washing machine at $249.40. Another KH300B listing is described as a 220-volt computer controller board for a 200-kilogram washer-extractor and is listed at $308.

The KH322B washing machine controller is listed at $95 and is described for an industrial washer-extractor used in hotel laundry equipment. A KH187M touch panel control board is listed at $200 and described for commercial hotel use with 220-volt automation control features.

Matching Commercial Equipment Boards

For commercial laundry equipment, compare the exact controller model, voltage, machine capacity, display or touch-panel requirements, and programming details. A board that fits the same general equipment category may still use a different program or connector arrangement.

When the listing provides a model number, treat it as a central search term. Entering the model together with the board designation can make comparison easier and reduce the risk of selecting a visually similar but technically different part.

Printer and Refrigerator Replacement Boards

The reference data includes several boards for printers and household appliances. A main board for the Epson 7800 is listed at $151.79. An XP600 print-head connector card transfer board for DX10 and DX11 eco-solvent printers is listed at $14.

Power supply boards include a 110-volt SRP1829EK board for Brother HL-5240, HL-5250DN, HL-5280DW, and HL-5270DN printers at $30.09. A power supply board for the Brother MFC-J615W is listed at $15.67. An EPS-162U power supply board for several Epson XP printer models is listed at $49.49.

Refrigerator-related listings include a Mabe refrigerator control board with specified part numbers 200D2124G003 and 200D2124G001 at $9. A GE refrigerator control board, part number 200D4864G023, is listed at $240. A GE universal profile refrigerator inverter main control PCB, part number 200D4850G022, is listed at $97.

Power Board or Main Control Board?

A power supply board and a main control board are not the same thing. The power board generally relates to electrical supply, while the main board may coordinate sensors, user controls, motors, and operating logic. Check the part number printed on the old board, not just the appliance brand.

For printer components, also compare the exact printer family and board designation. The difference between a power board and a print-head connector board is like the difference between a building’s electrical panel and its data network: both are important, but they do different jobs.

Elevator and Access Control Boards

The listings include several elevator-related components. The SFTC-CCB-L-LCM600 industrial elevator display board is listed at $19 and described for hotel and apartment lift parts. An elevator access control board identified as ID 590867 for 300P and 7000 elevator lift parts is listed at $199.

A passenger elevator brake power supply board, identified with the part numbers GBA26800LB2 and GBA26800LB1, is listed at $421. Its description refers to brake power supply and AC drive use for apartments. These products serve different functions, so it is important to determine whether the failed part relates to the display, access control, brake power, or another subsystem.

Safety and Professional Installation

Elevator equipment is safety-critical. Product compatibility should be confirmed against the manufacturer’s part number and the equipment documentation. Installation, testing, and commissioning should be handled by appropriately qualified professionals familiar with the system.

Marine Electronic Control Packages

The reference data also includes Uflex Power A electronic control packages for marine applications. The Uflex EE21 package is listed at $3,450.12 and is described for dual engines and a single station with electronic throttle and electronic shift.

For single-engine, single-station setups, the Uflex EM11 package is listed at $3,635.12 with electronic throttle and mechanical shift. The Uflex EE11 is listed at $3,063.12 with electronic throttle and electronic shift. The Uflex MM11T is listed at $4,658.12 with mechanical throttle and mechanical shift, while the Uflex ME11 is listed at $4,016.12 with mechanical throttle and electronic shift.

Throttle and Shift Configurations

The key comparison is not only price. These packages differ by throttle type, shift type, engine count, and station configuration. A package with an electronic throttle and electronic shift should not be treated as equivalent to one using mechanical controls.

Before comparing a marine control package, identify the number of engines, number of stations, throttle arrangement, shift arrangement, and existing control system. The correct match should fit the boat’s configuration rather than simply offering the lowest listed price.

Other Specialized Circuit Boards

The selection also covers a wide range of specialized boards. A Dorman 599-866 ABS control module is listed at $420.12 and described as an OE replacement refurbished module. Vehicle control modules require careful matching by vehicle application and module number.

A 40-amp Bluetooth and Wi-Fi embedded MPPT controller for solar panel battery regulation and lighting control is listed at $27.80. A DC peristaltic pump motor speed controller for use in a milk vending machine is listed at $158. A Pengshuai electronic ignition board for an industrial dryer is listed at $15.

LED-related products include an addressable 5-volt, 12-volt, and 24-volt WS2811, WS2812, WS2812B, and WS2815B LED strip listing at $1.98. A dual-color SMD2835 LED strip with 120 LEDs per meter, 12-volt and 24-volt options, and an 8-millimeter flexible bare board is listed at $0.75. A COB LED strip with 600 LEDs, USB power, an 8-millimeter PCB, and a stated CRI90 specification is listed at $1.79.

Separate Boards from Complete Assemblies

Some listings are complete control packages, while others are individual circuit boards or modules. A board may require additional components, wiring, programming, or a compatible enclosure. Read the title and description closely to understand whether you are comparing a replacement PCB, a controller, a power module, or a broader assembly.

How to Compare PCB Prices

Price is a useful starting point, but it is not the whole decision. In the reference listings, prices range from $0.75 for a dual-color LED strip listing to $4,658.12 for a Uflex MM11T marine electronic control package. This wide spread reflects the variety of products rather than a direct quality ranking.

Lower-priced items include the $0.75 LED strip, the $1.79 COB LED strip, the $1.98 addressable LED strip, and the $2.98 lithium-ion BMS listing. Mid-range examples include the $30.09 Brother printer power board, the $35 Viking AIB-1, the $40 24-volt swing gate controller, and the $60 active balance board.

Higher-priced options include the $616.12 Bogen three-zone PCM prebuilt system, the $420.12 Dorman ABS control module, the $421 passenger elevator brake power supply board, and the Uflex marine control packages. Compare the product’s role, compatibility, and specifications before deciding whether a price is appropriate for your repair.

PCB Buying Checklist

First, identify the failed equipment and locate its exact model number. Next, photograph or record the old board’s part number, connectors, labels, and visible specifications. Then compare voltage, current, board function, dimensions, mounting points, and wiring.

Ask yourself a few simple questions: Is this a power supply board or a control board? Does the listed product match my model? Does it require separate equipment? Is it a complete package or only a small module? Are the stated electrical values compatible with my system?

ZoneOffer helps you compare products from listed sellers such as Cunfon, The Twister Group, Alibaba, Argendon Crawlspace, and Cerqular. It is a comparison site, not a store, so use the product listing as a starting point for checking the seller’s current information and the specific item details.

Conclusion

Finding the right printed circuit board is less about choosing the cheapest listing and more about matching the board to the equipment. From Cunfon scooter controllers and battery protection boards to Viking audio modules, gate opener PCBs, appliance controllers, printer power boards, elevator components, and Uflex marine packages, the reference selection covers many applications. Compare model numbers, electrical specifications, connectors, and board functions carefully, and use ZoneOffer to review available options side by side.

Printed Circuit Boards

Bms 3s 40a 18650 Lithium Battery Charger Protection Board 11

Sculpfun S9 To S30 Ultra 22w Upgrade Kit - 22w Laser Module

Bogen Tng1s Tone Generator Input Module

Aoqdqdqd Tda2050 Mono Audio Power Amplifier Board Module Dc Ac 12-24v 5w-120w 1 Channel

Ov9732 Camera Module 720p High-definition Face Recognition All-in-one Placement Machine Driver-free 1 Million Pixel Came

Sinilink Xy7025 Dc Buck Adjustable Power Supply Module 70v 25a 1750w Constant Voltage Current Lcd Display Solar Charging

Dc 5v-12v 6v Stepper Motor Driver Mini 2-phase 4-wire 4-phase 5-wire Multifunction Step Motor Speed Controller Module Bo

1r-9999999r Programmable Resistance Board Module 1 2w 1% Accuracy 1r Seven Decade Resistor Board

7w 65-110mhz High Frequency Fm Power Amplifier Board Rf Transmitting Antenna Debugging Module

Wuzhi Sk150c Cnc Dc Voltage Buck-boost Power Supply 150w 40v Output 8a Adjustable Color Screen Constant Voltage Current

Uflex Ee11 Power A Electronic Control Package - Single Engine Single Station

Lilygo Ttgo Vga32 V1.4 Controller Ps 2 Mouse And Keyboard Controller Graphics Library Game Engine Ansi Vt Terminal For

Xy6020l 6-70v Cnc Adjustable Stabilized Voltage Power Supply Constant Voltage Constant Current 20a 1200w Buck Module

Xh-a902 Audio Operational Preamplifier Board Module Ne5532 Amplifier Front Panel Digital Tone Board Wide Voltage Module

Yahboom Ros Ros2 Robot Control Board Compatible With Raspberry Pi Jetson Nano With 9-axis Imu Sensor Stm32f103c8t6 Motor

Laser Engraving Machine Motherboard Mksdlc32 V2.1 32bit Control Board Wifi Grbl Ts24 Ts35-r Touch Screen Laser Module Fo

Rs300 Motor Controller - 36v 18a Replacement

Battery Compartment Protection Board For Rz800 & Rz1000

Tshirt 009-fts008 Grege - Grege 1-s

Main Control Board Shield 35p

Universal Use 220vac Pcb Board Of Automatic Double Arms Swing Gate Opener Control Board Panel Motherboard Card

Automatic Control Board Pcb For Swing Gate Opener Motor

Dc Peristaltic Pump Motor Speed Controller Peristaltic Pump Of Application In The Milk Vending Machine

2026 Hot Sales Circuit Control Board Pcb Pym-200f For Sliding Gate Operator Slide Gate Py1800

Electronic Circuit Board Automatic Slidng Gate Opener Motor Control Board

Elevator Access Control Board Id 590867 For 300p 7000 Elevator Lift Parts

Universal Control Board Pcb Auto Sliding Gate Opener Circuit Board

Electric Universal Dc 24v Control Board Swing Gate Opener Motor Pcb Circuit Board Controller

Use 220vac 110vac Output Dc 12v 24v Pcb Board Of Automatic Double Arms Swing Gate Opener Control Board Panel Motherboard

In Stock Sliding Gate Opener Ac General Circuit Board For Sliding Gate Motor Connect Use

Sftc-ccb-l-lcm600 Industrial Elevator Display Board For Hotels And Apartments Lift Parts Controller

Passenger Elevator Gba26800lb2 Gba26800lb1 Brake Power Supply Board Bcb Control Ac Drive For Apartments

Cerrnss Bms 36v 48v 72v 100ah 105ah 120ah 150ah 200ah Electric Lifepo4 Lithium Ion Club Car Electric Car Golf Cart Batte

40a Bluetooth Wifi Embedded Snap-on Energy Storage Mppt Controller Solar Panel Battery Smart Regulator Lighting Controll

Oem Bms For Lithium Ion Batteries Pack 18650 2200mah 2600mah 2900mah 3000mah 3500mah Li Ion Battery Packs 18

For Split 2a Active Balance Board For Lifepo4 Lithium Energy Storage 51

New Arrival Smart High Density 600 Led M Usb Free Cutting Cob Led Strip Light 8mm Pcb Cri90 Soldering Free Dotless

Addressable Smart 5v 12v Ws2811 Ws2812 Ws2812b Ws2815b Led Strip Bulk Lights Dream Fullcolor Addressable Led Strip

Dual Colour Smd2835 Led Strip 120leds M 12v 24v Tunable Color Temperature 8mm Flexible Bare Board Pcb

Manufacturer Directly Supply Pcb 200d4864g023 Assembly Ge Home Refrigerator Control Board

Printed Circuit Boards price list

Questions and answers about Printed Circuit Boards

What should I check before buying a replacement PCB?

Check the equipment model, board part number, voltage, current, connectors, mounting points, and intended function. A board that looks similar may not be electrically or mechanically compatible.

Is the Cunfon RS300 motor controller compatible with every electric scooter?

No. The listing describes it specifically as a replacement for the Cunfon RS300 electric scooter. Confirm that your scooter is the RS300 model and compare the stated DC 36-volt and 18-amp specifications.

What is the difference between a battery protection board and a BMS?

Both relate to battery management, but their functions can differ. A protection board may focus on safeguards, while a BMS can include monitoring and balancing functions. Compare the battery chemistry, voltage, capacity, and cell configuration before choosing.

Can a universal gate opener board be installed in any gate system?

No. “Universal” does not guarantee compatibility with every system. Check whether the board supports your sliding or swing gate, motor voltage, input power, accessories, wiring, and control requirements.

Printed Circuit Boards: Compare PCB Options, Prices, and Compatibility

What Is a Printed Circuit Board?

Why the Exact Board Matters

PCB Options for Scooters and Battery Systems

Battery Management and Protection Boards

Audio, Paging, and Telephone Circuit Boards

Audio Isolation and Loop Detection

Gate Opener Control Boards

Choosing a Gate Board

Industrial Appliance and Laundry Control Boards

Matching Commercial Equipment Boards

Printer and Refrigerator Replacement Boards

Power Board or Main Control Board?

Elevator and Access Control Boards

Safety and Professional Installation

Marine Electronic Control Packages

Throttle and Shift Configurations

Other Specialized Circuit Boards

Separate Boards from Complete Assemblies

How to Compare PCB Prices

PCB Buying Checklist

Conclusion

Printed Circuit Boards price list

Questions and answers about Printed Circuit Boards

What should I check before buying a replacement PCB?

Check the equipment model, board part number, voltage, current, connectors, mounting points, and intended function. A board that looks similar may not be electrically or mechanically compatible.

Is the Cunfon RS300 motor controller compatible with every electric scooter?

No. The listing describes it specifically as a replacement for the Cunfon RS300 electric scooter. Confirm that your scooter is the RS300 model and compare the stated DC 36-volt and 18-amp specifications.

What is the difference between a battery protection board and a BMS?