A switch for a switchgear, the switch comprising: - a cylinder; - a piston; - a contact; - and - a stored energy unit; wherein the piston is configured to move within the cylinder from a standby position to a released position along an axis of the cylinder; wherein when in the standby position the piston is spaced from the contact and electrically isolated from the contact; wherein when in the standby position the cylinder is electrically isolated from the contact; wherein when in the released position the piston is in electrical connection with the contact; wherein when in the released position the piston is in electrical connection with the cylinder; wherein, the stored energy unit is located within or associated with the switch such that activation of the stored energy unit is configured to move the piston from the standby position to the released position; characterised in that the switch comprises a pin; in that movement of the piston from the standby position to the released position is configured to move the pin within a bore of the contact from a standby position to a released position; and in that movement of the pin from the standby position to the released position is configured to indicate that the piston has moved from the standby position to the released position. - a cylinder; - a piston; - a contact; - and - a stored energy unit; wherein the piston is configured to move within the cylinder from a standby position to a released position along an axis of the cylinder; wherein when in the standby position the piston is spaced from the contact and electrically isolated from the contact; wherein when in the standby position the cylinder is electrically isolated from the contact; wherein when in the released position the piston is in electrical connection with the contact; wherein when in the released position the piston is in electrical connection with the cylinder; wherein, the stored energy unit is located within or associated with the switch such that activation of the stored energy unit is configured to move the piston from the standby position to the released position; characterised in that the switch comprises a pin; in that movement of the piston from the standby position to the released position is configured to move the pin within a bore of the contact from a standby position to a released position; and in that movement of the pin from the standby position to the released position is configured to indicate that the piston has moved from the standby position to the released position. wherein the piston is configured to move within the cylinder from a standby position to a released position along an axis of the cylinder; wherein when in the standby position the piston is spaced from the contact and electrically isolated from the contact; wherein when in the standby position the cylinder is electrically isolated from the contact; wherein when in the released position the piston is in electrical connection with the contact; wherein when in the released position the piston is in electrical connection with the cylinder; wherein, the stored energy unit is located within or associated with the switch such that activation of the stored energy unit is configured to move the piston from the standby position to the released position; characterised in that the switch comprises a pin; in that movement of the piston from the standby position to the released position is configured to move the pin within a bore of the contact from a standby position to a released position; and in that movement of the pin from the standby position to the released position is configured to indicate that the piston has moved from the standby position to the released position.