{"product_id":"whfzn-cw219300av-pressure-switch-for-campbell-hausfeld-air-compressors-120-155-psi","title":"WHFZN CW219300AV Pressure Switch for Campbell Hausfeld Air Compressors | 120\/155 PSI","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eWHFZN CW219300AV is a versatile 4-port, 2-pole pressure switch designed for Campbell Hausfeld air compressors. It activates at 120 psi and deactivates at 155 psi, helping to stabilize the system during demanding cycles. A 1\/4 inch quick disconnect fitting for the check valve line and a 4-port FNPT inlet support flexible plumbing, making it a practical replacement option in many setups. The switch supports both 120 and 240 volt applications and carries a substantial current rating for common compressor configurations.\u003c\/p\u003e\n\u003ch3\u003eKey specifications and what they mean\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace Part Number: CW219300AV\u003c\/li\u003e\n  \u003cli\u003e1\/4 inch quick disconnect for check valve line; 4 port inlet\u003c\/li\u003e\n  \u003cli\u003eCurrent rating: 26 AMPS; compatible with 120 and 240 volt circuits\u003c\/li\u003e\n  \u003cli\u003eCuts in at 120 psi; cuts out at 155 psi\u003c\/li\u003e\n  \u003cli\u003eIf you are unsure this is the correct switch, share your model type and serial number for assistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy this switch can matter in practice\u003c\/h3\u003e\n\u003cp\u003eIn everyday use, a reliable pressure switch helps maintain a steady operating pressure, supports smoother starts, and can reduce unnecessary cycling. If your air compressor keeps restarting or the unloader valve on the pressure switch releases air unexpectedly, the problem might be related to the check valve. Replacing the switch with CW219300AV can restore expected cycling behavior and provide a clear diagnostic path for system maintenance.\u003c\/p\u003e\n\u003cp\u003eThe combination of a 4-port configuration and a 1\/4 inch quick disconnect makes it feasible to adapt this part to a range of Campbell Hausfeld installations. While the product is designed for standard 120\/240 volt environments, actual performance depends on the overall system design and wiring compatibility.\u003c\/p\u003e\n\u003ch3\u003ePractical benefits and installation notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePotential to improve pressure consistency across loading and unloading phases\u003c\/li\u003e\n  \u003cli\u003eSimple replacement option with straightforward compatibility checks\u003c\/li\u003e\n  \u003cli\u003eAdapters or additional fittings can accommodate diverse plumbing layouts\u003c\/li\u003e\n  \u003cli\u003eClear part identification aids quick ordering and service planning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor best results, verify your model type and serial number before ordering. This helps ensure that the CW219300AV aligns with your Campbell Hausfeld configuration and electrical setup. The product is designed to integrate smoothly with established air lines while offering a reliable cycling profile that matches typical compressor operation patterns.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the CW219300AV pressure switch designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A 4-port, 2-pole switch for Campbell Hausfeld air compressors; operates at 120\/240V, with 120 psi cut-in and 155 psi cut-out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What installation features does it include?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes 1\/4 inch quick disconnect for the check valve line and a 4-port FNPT inlet.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WHFZN","offers":[{"title":"Default Title","offer_id":47467967643822,"sku":"B0BC3Q4Y9T","price":93.63,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/whfzn-cw219300av-pressure-switch-campbell-hausfeld-4port.jpg?v=1770387095","url":"https:\/\/handyskook.ca\/products\/whfzn-cw219300av-pressure-switch-for-campbell-hausfeld-air-compressors-120-155-psi","provider":"HandySkook","version":"1.0","type":"link"}