{"product_id":"chelsea-1-4-pressure-control-valve-378414","title":"Chelsea Pressure Control Valve - 1\/4\"- 1\/8\" - #378414","description":"\u003ch4 class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h4\u003e\n\u003ch2 class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\n\u003cstrong\u003eChelsea 378414 – Pressure Protection Valve for Heavy-Duty Air Brake Systems - \u003c\/strong\u003e\u003cstrong\u003e1\/4\" In 1\/8\" Out\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eMPN: #378414 | VMRS: #\u003cspan\u003e056001086 | WCI #118365\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eYour air brakes are non-negotiable — and the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eChelsea 378414 1\/4\" Pressure Protection Valve\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis the safeguard that keeps them working when something else in the system fails. Designed specifically for heavy-duty commercial truck air brake systems, this valve automatically isolates secondary circuits to protect critical brake pressure in the event of a downstream failure.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe Chelsea 378414 maintains a holdback pressure of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e65–75 PSI\u003c\/strong\u003e, ensuring your primary brake functions stay fully operational even when another air circuit loses pressure. It's a small part with a big job — and one that DOT inspectors will be looking for.\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eBuilt for commercial truck reliability:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProtects brake system integrity during air circuit failures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eMaintains 65–75 PSI minimum holdback pressure to keep brakes operational\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e1\/4\" port size for straightforward installation on most heavy-duty applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eA must-have for DOT compliance and annual brake system inspections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eDirect replacement for worn or leaking pressure protection valves\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eDon't wait for a roadside inspection or a brake failure to find out your protection valve is bad. Keep a Chelsea 378414 on hand — it's one of the most important safety valves on your truck.\u003c\/p\u003e\n\u003cp\u003eMin. Holdback Pressure: 65-75 PSI\u003c\/p\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4-inch inlet and 1\/8-inch outlet support specified hydraulic line sizing\u003c\/li\u003e\n\u003cli\u003eInternal check mechanism restricts reverse pressure within PTO circuits\u003c\/li\u003e\n\u003cli\u003eThreaded configuration enables inline installation in compatible housings\u003c\/li\u003e\n\u003cli\u003eDesigned for hydraulic systems used in mobile power take-off applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Battelini Wrecker Sales","offers":[{"title":"Default Title","offer_id":48042840096935,"sku":"378414","price":70.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/0238\/8135\/files\/2_9f2ed9f4-2895-405e-b344-a4ea150f9b1e.webp?v=1772822394","url":"https:\/\/store.batteliniwreckersales.com\/products\/chelsea-1-4-pressure-control-valve-378414","provider":"Battelini Wrecker Sales","version":"1.0","type":"link"}