{"product_id":"metess-mpd-21-motor-phase-protection-relay-250v-5a","title":"Metess MPD-21 Motor Phase Protection Relay 250V 5A","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003eThe Metess MPD-21 motor protection relay is a phase monitoring device designed to safeguard three-phase motors from phase failure, incorrect phase sequence, and voltage asymmetry conditions. With an asymmetry tolerance of ±30%, this relay continuously monitors the R, S, and T phase inputs to detect abnormal conditions that could lead to motor overheating or mechanical damage, triggering the output relay to disconnect or alert connected systems. Rated for a maximum contact load of 5A at 250V AC, the MPD-21 is installed in motor control panels, pump stations, compressors, and industrial automation systems where reliable phase protection is essential. Manufactured in Türkiye, this relay is sourced by industrial buyers, EPC contractors, and MRO teams across the USA, UAE, and worldwide markets for dependable motor safeguarding applications. WeSellStocks.co supplies genuine and surplus Metess relays to distributors and procurement teams seeking reliable motor protection components for panel builds, retrofits, and maintenance projects, supporting global industrial supply chains with consistent stock availability.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Metess\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Motor Protection Relay (Phase Sequence \u0026amp; Asymmetry)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: MPD-21\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry Category\u003c\/strong\u003e: Industrial Automation \/ Motor Protection\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: Max 5A\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePower Rating\u003c\/strong\u003e: 250V AC\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: L1, L2, L3, N (3-phase supply with neutral)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e: Terminals 15, 16, 18 (relay contact output)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eAsymmetry Tolerance\u003c\/strong\u003e: ±30%\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN rail\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStandards \/ Compliance\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOther Confirmed Specs\u003c\/strong\u003e: Made in Türkiye, date code 2021M07\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003cbr\u003eThe MPD-21 is used to protect three-phase motors, pumps, compressors, and industrial machinery from damage caused by phase loss, incorrect phase sequence, or voltage asymmetry. It is typically installed in motor control centers, control panels, and switchgear enclosures where continuous phase monitoring supports equipment reliability and reduces downtime.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eBuyers searching for the Metess MPD-21 motor protection relay will find it available through WeSellStocks.co, a dependable surplus and wholesale industrial supplier serving distributors and end users across the USA, UAE, and international markets. Our stock supports EPC contractors, automation engineers, and MRO teams sourcing reliable Metess phase protection relays for immediate industrial deployment and global supply needs.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eMetafields:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Metess\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: MPD-21\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Motor Protection Relay (Phase Sequence \u0026amp; Asymmetry)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eIndustry Category\u003c\/strong\u003e: Industrial Automation \/ Motor Protection\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e: Max 5A\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePower Rating\u003c\/strong\u003e: 250V AC\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: L1, L2, L3, N\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e: Terminals 15, 16, 18\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN rail\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e: New (as available)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eStock Quantity Available\u003c\/strong\u003e: Available upon request\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eTarget Markets\u003c\/strong\u003e: USA | UAE | Worldwide\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eGlobal Shipping\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003ch5\u003eCondition: New Open Box\u003c\/h5\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"We Sell Stocks","offers":[{"title":"Default Title","offer_id":59614761845022,"sku":"Cabin :51","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0807\/7230\/1086\/files\/6_f4d2b1c1-03d0-4d31-9a77-a597d25b4acc.png?v=1784014032","url":"https:\/\/wesellstocks.co\/products\/metess-mpd-21-motor-phase-protection-relay-250v-5a","provider":"We Sell Stocks","version":"1.0","type":"link"}