PIMOSL, (low PIM test load, Open, Short, and resistive Load) is designed for bench or field sweep tests on low PIM systems. The CK-A09 calibration kit is a single unit with a 40-Watt low PIM termination, a 2 watt resistive termination, and an open and short port. The PIMOSL is available with female or male type-N, DIN 7-16 or DIN 4.3-10 connectors. It covers the full commercial wireless bands including 5G CBRS band (3550-3700 MHz) and LAA band (5150-5925 MHz). The unit is encased in an impact resistant housing and has a convenient D-ring for securing with a clip or provided lanyard.