evaluation, development boards & kits
-
- accessories (85)
- capacitor networks & arrays (109)
-
fixed capacitors (371.202)
- capacitor - supercapacitors (453)
- capacitor aluminum electrolytic (31.725)
- capacitor aluminum polymer (1.756)
- capacitor ceramic (319.335)
- capacitor feed through (190)
- capacitor film (11.161)
- capacitor mica (5.364)
- capacitor other (174)
- capacitor tantalum (326)
- capacitor tantalum polymer (255)
- capacitors - ac motor start / run (463)
- kits (12)
- variable capacitors (1.152)
-
-
evaluation, development boards & kits (2.015)
- amplifier ic development boards & kits (13)
- data conversion development boards & kits (10)
- development kits & tools (1.202)
- embedded system development boards & kits (275)
- pcb prototyping boards (58)
- power management development boards & kits (197)
- programmable logic development boards and kits (1)
- rf/wireless development boards & kits (105)
- sensor development boards & kits (137)
- solderless breadboards (17)
- programmers (24)
- software (13)
-
evaluation, development boards & kits (2.015)
-
- encoders (6.178)
- solenoids, motors & drives (2.237)
-
switches (111.391)
- basic / snap action switches (8.195)
- contact blocks (921)
- detector switches (311)
- dimmers (16)
- dip switches (8.820)
- emergency stop switches (750)
- joysticks (1.052)
- keyboard switches (833)
- keylock switches (1.135)
- keypads (161)
- limit switches (2.834)
- piezo switches (73)
- push button switches (26.436)
- reed switches (205)
- rocker switches (10.123)
- rotary switches (6.674)
- safety interlock switches (724)
- selector switches (4.169)
- slide switches (1.626)
- switch accessories (8.492)
- switch foot (371)
- switch indicators (699)
- switch other (1.833)
- tactile switches (4.874)
- thumb-pushwheel switches (627)
- toggle switches (19.437)
-
- fasteners (1.744)
-
hardware (22.457)
- box, enclosure and rack accessories (3.455)
- boxes, enclosures & racks (13.209)
- bumpers & leveling elements (188)
- casters (31)
- clamps & clips (30)
- control knobs (163)
- grommets & eyelets (385)
- handles, locks & latches (248)
- hardware tools (2.528)
- hole plugs (20)
- magnets (17)
- mounting brackets (197)
- mounting tracks (5)
- pcb spacers & supports (679)
- springs (128)
- standoffs (1.174)
- material handling and lifting (32)
- seals (259)
- spacers (3)
-
- circuit protection ics (73)
- clock and timing (888)
- data acquisition (1.533)
- dsp (digital signal processing) (13)
- embedded (19.215)
- interface (5.626)
- linear (1.697)
- logic (2.713)
- memory (5.683)
-
power management (8.097)
- ballast controllers (16)
- battery management (191)
- charge pumps (45)
- current regulation/management (29)
- dc to dc controller (91)
- dc to dc converter & switching regulator chip (39)
- display drivers (12)
- gate & power driver (1.141)
- hot swap controllers (23)
- laser drivers (6)
- led drivers (203)
- low dropout controller (14)
- motor drives & controllers (86)
- poe (power over ethernet) (10)
- power distribution switches, load drivers (283)
- power management-specialized (145)
- power supply controllers, monitors (388)
- pwm and resonant controllers (175)
- supervisors (717)
- voltage reference (113)
- voltage regulators - dc dc switching regulators (453)
- voltage regulators - linear (3.793)
- voltage regulators - special purpose (124)
- wireless and rf (485)
-
- fiber optics (1.656)
- general lighting (1.626)
- infrared data communications (7)
- laser diodes (6)
- led accessories (2.017)
- led indication (3.854)
- led lighting (514)
- lighting protection (8)
- optical switch (246)
- panel indicators & pilot lights (6.752)
- photocouplers (350)
- photodetectors (172)
- photoelement (1)
-
-
electromechanical relays (50.806)
- automotive relays (4.340)
- contactors (2.420)
- high amp relays (100 amps to 500 amps) (229)
- high frequency relays (395)
- high voltage relays (953)
- medium power relays (3.1 amps to 19.9 amps) (15.311)
- others (1.718)
- power relays (20 amps to 99.9 amps) (17.148)
- reed relays (1.543)
- safety relays (1.201)
- signal relays (dry to 3 amps) (5.548)
- military / aerospace / high reliability relays (5.375)
- relay sockets & accessories (2.172)
- solid state (5.437)
- timer relays (6.384)
-
electromechanical relays (50.806)
-
- accessories (716)
- audio components (3.210)
- magnetic sensors (77)
- pressure sensors (3.486)
-
sensors (13.819)
- accelerometer (2)
- air quality sensors (633)
- ambient light sensor (32)
- color sensor (7)
- current sensors (455)
- flow sensors (104)
- force sensors & load cells (72)
- hall effect sensors (267)
- humidity (20)
- image sensors (315)
- level sensor (418)
- photoelectric sensor (2.133)
- pir sensors (173)
- position sensor (304)
- proximity sensors (6.305)
- safety light curtains (386)
- safety switch mat (2)
- sensor misc (20)
- smoke detectors (1)
- specialized sensor (245)
- temperature & humidity sensors (54)
- thermistors & rtds (803)
- thermostats (851)
- ultrasonic sensors (69)
- variable reluctance sensors (148)
- temperature sensors (577)
-
- connector tooling (21.348)
- kits & tools (1.198)
- material handling, storage and packaging (356)
- other (10.865)
- printers & supplies (4.433)
-
tools (8.807)
- anvils (8)
- chisels (3)
- crimpers (1.082)
- drills (30)
- esd protective gear (76)
- heat guns (99)
- hex keys (46)
- insertion/extraction tools (252)
- knives (60)
- nut drivers (86)
- personal protective equipment (55)
- pliers (891)
- saws (3)
- scissors (54)
- screwdrivers (506)
- soldering irons and stations (2.880)
- tools other (1.772)
- tweezers (525)
- vacuum pickup (63)
- wire cutters & strippers (260)
- wrenches (56)
-
-
cable assemblies (243.764)
- cable assembly (7)
- cable assembly ac power (2.170)
- cable assembly audio/video (1.213)
- cable assembly coaxial (7.196)
- cable assembly dc power (402)
- cable assembly d-sub (743)
- cable assembly fiber optic (19.166)
- cable assembly flat/ribbon (99.272)
- cable assembly metric (4.275)
- cable assembly other (82.062)
- cable assembly telecom (24.776)
- cable assembly usb (2.225)
- crimped jumper leads (257)
- cable management (65.956)
- cables (55.723)
-
cable assemblies (243.764)
Development boards and kits give engineers, educators, and product teams a fast path from concept to working hardware. These development systems arrive with proven layouts, debug access, and ready-to-run examples that reduce risk and time to first prototype. Online Components supports that speed with reliable, authorized stock and U.S.-based shipping, so teams can move from idea to bench with confidence. Fewer hurdles, quicker testing, and a solid foundation for iterative design.
You'll find microcontroller unit (MCU) platforms, field-programmable gate array (FPGA) evaluation boards, sensor breakouts, Wi-Fi modules, and power management kits. Important specs include processor core and clock rate, memory size, GPIO count, ADC and DAC resolution, and communication buses such as I²C, SPI, and UART. Check operating voltage ranges, current draw, supported toolchains, and expansion headers that match your target stack. A broad selection means you can match features to your use case rather than bending your design to fit a board.
How to Choose the Right Development Boards & Kits
Begin with your application and architecture. Pick an MCU or FPGA class that meets performance needs for timing, signal processing, security, and memory bandwidth. Map I/O and connectivity to real requirements: how many GPIO pins, ADC channels, bus interfaces, and wired or wireless links will you actually use? Toolchain fit matters as much as hardware, so confirm the compiler, SDK, and debugging options align with your workflow. Consider power profile, form factor, thermal behavior, and life-cycle expectations to keep the prototype aligned with production goals.
Popular Applications for Development Boards & Kits
Hardware engineers, embedded developers, educators, and advanced hobbyists use these boards for proofs of concept and pilot runs. They anchor rapid prototyping, bring-up, and firmware validation before a custom PCB spins. Core application areas include industrial control and factory automation, IoT sensing and gateways, power and motor control, and communications and networking. Medical device prototypes, research labs, and education programs also rely on these boards for repeatable, affordable test fixtures.
Why Buy Development Boards & Kits from Online Components?
Online Components offers U.S.-based inventory with fast shipping and supplier authentication, so you receive genuine hardware that behaves as the datasheet says. Orders move through a streamlined online experience with clear parametric filters, transparent pricing, and secure checkout. A responsive customer service team can help with order questions or cross-references when a project changes direction. Shop development boards and kits now and put proven hardware on your bench today.
Development Boards & Kits: What You Need to Know
What's the difference between an evaluation board and a development kit?
An evaluation board focuses on demonstrating a device's features and electrical behavior, often with test points and minimal extras. A development kit adds accessories, cables, and software examples aimed at writing code and building complete prototypes.
Can these boards go into production?
They're primarily for prototyping and validation. Most teams transition lessons learned into a custom PCB that meets compliance, thermal, and mechanical targets before release.
How should I power and connect a new board on day one?
Use the recommended voltage with a current-limited supply, then connect via the supported debug interface. Start with known-good cables and isolate high-power loads during early tests while you evaluate suitability for your application.
See More