Products Search by Part Number Products>Directional Control Valves>Solenoid Valves - 4 & 5 Port>JSY>JSY Manifold Options>JSY, SUP/EXH Blocking Disk, Plug-in JSY, SUP/EXH Blocking Disk, Plug-in SUP blocking disk can provide two different high and low pressure in one manifold EXH blocking disk can separate the exhaust from the valve so it does not affect the other vavles Configuration Options Select Product Options Select values from the drop down lists or make appropriate selections to configure the part number. Series -- Pick an Option -- 1 (JSY1000) 3 (JSY3000) 5 (JSY5000) Option -- Pick an Option -- 1A 2A Options in: Gray are not compatible with other selected option value. Red conflict with another selected option value. Amber are not recommended.