The Agilent HP N3306A 600 Watt Electronic Load Module is for use in either the N3300A or N3301A mainframe. It cannot be operated outside of a mainframe. This new series is fast and accurate, for programming in CC, CV or CR mode, or making voltage, current or power measurements. It also can digitize waveforms. Through the mainframe, this module can be operated over GP-IB, RS-232 or manually. Sinks up to 600 Watts, at up to 120 amps and up to 60 volts.