RHS & RHA Aluminum Electrolytic Capacitors Nichicon RHS and RHA Conductive Polymer Aluminum Electrolytic Capacitors offer a 56µF to 1500µF capacitance range, low ESR at high frequency range, high ripple current capability, and long life and high reliability. Nichicon RHS and RHA Capacitors offer a rated voltage range from 2.5 to 35VDC and operating temperature range from -55°C to +105°C.