The NMJ4HFD2 from Neutrik is a switched 1/4" mono jack with a full threaded nose and straight PCB pins . It has a wide body and extremely durable contacts and mates with all mono A-gauge plugs according to EIA RS453 standard.
Available with 2 switching contacts
Bronze with silver plating contacts and polyamide shell
Approved by EIA RS 453, IEC 60603-11 standards
Temperature range from -25°C to +70°C
Retention spring locking device
Greater than 10000 mating cycles
Rated current per switch contact is 0.5A at 50V
Panel thickness is 3mm
Contact resistance is less than 30mohm
Insulation resistance is greater than 1Gohm at 500VDC