The 58J8A45-01B05N is a Series 58 keylock rotary switch designed for secure, keyed circuit selection. It is configured with a single deck, one pole, and five non-shorting positions, indexed at a 45-degree angle of throw. This model features solder lug terminals, a standard J8 lock style allowing key removal at each of its five positions, and provides anti-static protection up to 15,000 Vdc. The switch is rated for a carry current of 6A and has a mechanical life of 25,000 cycles. Its compact, behind-panel design and 5-tumbler security make it suitable for applications requiring controlled access and reliable switching in a minimal space.