MERCOID AP-153 LOW PRESSURE CONTROL SWITCH DIAPHRAGM -10 TO 50 INCHES WATER

MERCOID AP-153 LOW PRESSURE CONTROL SWITCH DIAPHRAGM -10 TO 50 INCHES WATER Condition SELLER REFURBISHED, FULLY FUNCTIONAL, EXCELLENT CONDITION Product Details The Mercoid AP-153 is a diaphragm-operated low-pressure control switch designed for pressure monitoring and control applications. Its internal scale is marked in inches of water column, with visible markings indicating a range from approximately -10 to 50 inches of water column. The unit features a diaphragm-actuated mercury tilt-tube switch mechanism, a bottom female NPT pressure connection, and a heavy-duty metal enclosure with a viewing window and conduit knockout. It is intended for compatible industrial and commercial pressure-control systems. Product Information - Manufacturer: Mercoid Control / The Mercoid Corporation - Model: AP-153 - Series: AP Series - Product Type: Diaphragm-Operated Low Pressure Control Switch - Pressure Scale: Approximately -10 to 50 inches of water column, based on visible internal scale markings - Mechanism: Diaphragm actuated mercury tilt-tube switch assembly - Pressure Connection: Bottom female NPT connection - Enclosure: NEMA 1 general-purpose metal case - Enclosure Features: Viewing window and conduit knockout - Weight: 1.7 lb - Country of Manufacture: United States, as printed on the nameplate Included One Mercoid AP-153 low-pressure control switch with enclosure and internal mechanism, as shown in the listing photos. Please Note This unit uses a mercury tilt-tube switching mechanism. Handle and dispose of it in accordance with applicable mercury-containing equipment regulations. Verify the pressure range, switching characteristics, electrical ratings, connection size, and application compatibility before installation. The pressure range above is based on visible scale markings; consult the manufacturer documentation for exact operating specifications. Local Delivery Local deliveries available. Please message us before purchasing so we can properly adjust the listing for you. Please provide your: • Delivery address • Preferred delivery time • Contact information Shipping Items are shipped via USPS and UPS upon receiving payment. If another shipping method is required, please contact us. Expedited Shipping We offer rush handling. - UPS 3 Day Select - UPS 2 Day Air - UPS 2 Day Air AM - UPS Next Day - UPS Next Day AM Orders must be arranged and paid in full before 3:00 PM CST Monday-Friday. Return Policy We offer a 30-Day Money Back Guarantee. Buyer pays return shipping on buyer-remorse returns. Returns are accepted within 30 days. Items must match the description and are sold as displayed. For multiple quantity listings, the exact unit shown in the photos may not be the exact unit received. International Customers International customers outside the U.S. may be subject to customs or duty fees. Please check applicable restrictions before purchasing, as mercury-containing equipment may be subject to shipping or import limitations. [Breakthru Surplus Industrial Surplus Store](https://www.ebay.com/str/breakthrusurplus)