The GRM155R71H271KA01D is a Multilayer Ceramic Capacitor (MLCC) in a Surface Mount Device (SMD) / Surface Mount Technology (SMT) package, manufactured by Murata. The capacitor has a capacitance of 27100PF, a working voltage of 6.3V, a Rated Voltage of 6.3V, a temperature coefficient of +2250PPM and a maximum dissipation factor of 0.01%. The capacitor is rectangular, measuring 5.5mm by 4.5mm, and has two leads for attaching to a circuit board. The 81-GRM033R71H221KA2 is a suggested replacement for the GRM155R71H271KA01D, and has a capacitance of 2200PF, a working voltage of 6.3V, a Rated Voltage of 6.3V, a temperature coefficient of +2500PPM, and a maximum dissipation factor of 0.01%. The capacitor is also rectangular, measuring 2.5mm by 1.25mm, and has two leads for attaching to a circuit board.