The HCM494000000ABJT is a high-quality 4MHz quartz crystal manufactured by Citizen. Supreme Components International is an authorized distributor of Citizen components, ensuring you receive genuine products. This crystal boasts a frequency tolerance of ±30ppm and a load capacitance of 18pF. Its thru-hole mounting style and HC-49/US package make it easy to integrate into your circuits. Ideal for microcontrollers, oscillators, and other timing-critical applications, this crystal provides stable and accurate frequency control. Trust Citizen and Supreme Components International for your electronic component needs.