Setting a new standard when it comes to flexibility and functionality, the Palmer PAN 04 2-Channel DI Box has a passive design, basically setting you up with two PAN-01 passive boxes in one neat package.
High-quality direct injection box for transforming unbalanced, high-impedance instrument output to low-impedance balanced input. The solution for many guitars and keyboards.
The Koch Loadbox II (8-ohm version) is a great way to tame a roaring tube amp (up to 120 watts), while retaining its original timbre. It can also be used as a DI box and speaker simulator.
The extensively adjustable Tech 21 SansAmp Para Driver DI is the pedal version of an RPM, and offers the same possibilities. It gives every instrument imaginable a warm, natural tube amp sound.