The part number CAP CER 30PF 150V C0G/NP0 1111 corresponds to a specific ceramic capacitor. This capacitor features a capacitance of 30 pF and has a tolerance of ±10%. It is rated for use at voltages up to 150V and is designated as a C0G or NP0 type, indicating its stability and temperature characteristics. The dimensions are provided in the metric system with part number 2828.