Speaker 0.25 W / 4 ohm – Ø 30 mm
€0.41excl. VAT€0.50incl. VATMiniature speaker rated 0.28 watt with 8 ohm impedance, 29 mm diameter, roughly 9 mm thick.
775 products
Speakers, buzzers & micsMiniature speaker rated 0.28 watt with 8 ohm impedance, 29 mm diameter, roughly 9 mm thick.
Speakers, buzzers & micsMiniature speaker with 4 ohm impedance, 3 watt power, dimensions (mm): 52.8×52.8×26.6, magnet size 44.7 mm, weight: 102 grams.
Buttons, switches & joysticksSingle-pole on/off switch rated 5 A at 250 Vac, with a built-in indicator showing the circuit is live; mechanical life of 50,000 cycles.
Buttons, switches & joysticksPower switch able to make loads drawing up to 2 A at 250 V or 4 A at 125 V
Buttons, switches & joysticksSpecifications: button colour: red, rating: 3 A – 125 V, dielectric strength: 1500 Vac, contact resistance: 30 mohm (maximum value), insulation resistance: 100 Mohm
Neopixel-technology square with 4 RGB LEDs that can be driven individually, each able to produce 256 shades of its own color, for a total of 16,777,216 colors
IC sockets & adaptersSmall printed circuit board that adapts components in an SSOP20 package to DIP20
IC sockets & adaptersSmall PCB that adapts SSOP28-package components to DIP28
Peltier cellsDIY semiconductor mini fridge with Peltier module, perfect for introducing the principles of thermoelectricity in a STEM setting.
Special functionsThe Linear Technology LTC3400 is a high-efficiency step-up DC/DC converter
MotorsIdeal for every application that calls for precision in angular movement and rotation speed, such as robotics and servomechanisms.
MotorsIdeal for any application that calls for precise angular positioning and rotation speed, such as robotics and servo mechanisms.
MotorsIdeal for all applications requiring precision in angular movement and rotation speed, such as in robotics and servomechanisms.
Electronic componentsSubmersible pump, ideal for emptying tanks or for building a fountain or a waterfall.
Cooling & heatingSunon axial fan 120x120x38, 220 VAC supply.
Cooling & heating
Cooling & heatingMoves 61 cubic meters of air per hour at 3,000 RPM, drawing 0.17 A, with a noise level of 34 dBA measured at one meter.
Buttons, switches & joysticksTwo-pole on/off switch rated 5 A at 250 Vac, with a built-in indicator showing the circuit is live; mechanical life of 50,000 cycles.
Buttons, switches & joysticksDPST on/off switch rated 5 A at 250 Vac, with a built-in lamp showing that the circuit is live; mechanical life of 50,000 cycles.
Buttons, switches & joysticksDouble-pole on/off rated 5 A at 250 Vac, with a built-in indicator showing that the circuit is live; mechanical life of 50,000 cycles.
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