{"product_id":"pfps-ngy","title":"PFPS-NGY - PowerFit 400A Source Panel Connector, Gray (N)","description":"\u003c!-- Combined Shopify product HTML for PFPS-NGY --\u003e\n\u003cstyle\u003e\n.kupo-section-title {\n  margin: 1.25rem 0 1rem 0;\n  font-size: 22px !important;\n  font-weight: 700;\n  line-height: 1.3;\n  color: #005F96 !important;\n  letter-spacing: 0;\n}\n.product-description h3 {\n  color: #005F96 !important;\n  font-size: 18px !important;\n  font-weight: bold;\n  margin-top: 1.5rem;\n  margin-bottom: 0.75rem;\n  line-height: 1.35;\n  letter-spacing: 0;\n}\n.product-description,\n.product-description p,\n.product-description li {\n  color: #222222 !important;\n}\n.kupo-faq-seo-block {\n  margin: 3rem 0 0 0;\n  padding: 0;\n  border: 0;\n  background: transparent;\n  box-sizing: border-box;\n}\n.kupo-faq-seo-block h2 {\n  margin: 0 0 1.6rem 0;\n  font-size: 22px !important;\n  font-weight: 700;\n  line-height: 1.4;\n  color: #005F96 !important;\n}\n.kupo-faq-seo-item {\n  border-top: 1px solid #ececec;\n  padding: 0.8rem 0;\n}\n.kupo-faq-seo-item:first-of-type {\n  border-top: 0;\n  padding-top: 0;\n}\n.kupo-faq-seo-item h3 {\n  margin: 0 0 0.35rem 0;\n  font-size: 17px !important;\n  font-weight: 600;\n  line-height: 1.45;\n  color: #005F96 !important;\n}\n.kupo-faq-seo-item p {\n  margin: 0;\n  line-height: 1.6;\n  color: #222222 !important;\n}\n.kupo-download-section {\n  margin: 2rem 0 0 0;\n  padding: 0;\n  border: 0;\n  background: transparent;\n  box-sizing: border-box;\n}\n.kupo-download-section h2 {\n  margin: 0 0 1rem 0;\n  font-size: 22px !important;\n  font-weight: 700;\n  line-height: 1.4;\n  color: #005F96 !important;\n}\n.kupo-download-link {\n  display: inline-flex;\n  align-items: center;\n  gap: 0.4rem;\n  font-size: 16px !important;\n  line-height: 1.5;\n  color: #111111 !important;\n  font-weight: 600;\n  text-decoration: underline;\n}\n\u003c\/style\u003e\n\u003csection class=\"product-description\" data-sku=\"PFPS-NGY\"\u003e\n  \u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\n\u003c!-- PowerFit 400A Panel Source Connector (Gray) | PFPS-NGY | 2026-03-23 --\u003e\n\n\u003cdiv class=\"product-description\" data-sku=\"PFPS-NGY\" data-color=\"Gray\"\u003e\n  \u003cdiv class=\"product-overview\"\u003e\n    \u003cp\u003eThe NEC permits gray (or white) for the neutral conductor, and gray is the usual neutral color in USA 277\/480V three-phase systems. The PowerFit 400A Panel Source in gray provides the neutral inlet for portable power distribution equipment, entertainment industry feeder systems, and industrial temporary power installations across the United States. The connector's 1000V AC\/DC maximum voltage rating provides headroom above typical neutral-to-ground potentials, while the push-and-twist connection with key-release pin delivers both connection security and maintenance accessibility in a single mechanism.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-features\"\u003e\n    \u003ch3\u003eKey Features\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003e400A continuous current capacity at 120mm² cable\u003c\/li\u003e\n      \u003cli\u003eMale contact design provides the power source pin for mating with Line Drain or Panel Drain connectors\u003c\/li\u003e\n      \u003cli\u003eKey-release pin with POM (Polyoxymethylene) cotter pin enables tool-free disconnection without risking contact damage\u003c\/li\u003e\n      \u003cli\u003eM12 threaded post with brass nut and spring washer for permanent, vibration-resistant panel installation\u003c\/li\u003e\n      \u003cli\u003eFour diameter 5.5mm fixing holes on a 42mm x 42mm square around a 47.5mm diameter cut-out ensure secure mechanical mounting\u003c\/li\u003e\n      \u003cli\u003ePlastic end cap over male contact provides IP2X finger protection against electric shock when unmated\u003c\/li\u003e\n      \u003cli\u003ePush-and-twist locking mechanism maintains positive mechanical engagement across 500 rated mating cycles\u003c\/li\u003e\n      \u003cli\u003eBrass contact with silver plating delivers 0.1 milliohms contact resistance for minimal voltage drop and heat generation\u003c\/li\u003e\n      \u003cli\u003eNon-conductive thermoplastic housing rated UL94-V0 flame retardant for safety-critical installations\u003c\/li\u003e\n      \u003cli\u003eIP67 rating while connected ensures protection against water and dust ingress in outdoor environments\u003c\/li\u003e\n      \u003cli\u003e1000V AC\/DC maximum voltage rating with 4500V AC dielectric test voltage for substantial safety margins\u003c\/li\u003e\n      \u003cli\u003eMaximum nut torque: 12 to 14 N·m for proper fastening without over-tightening\u003c\/li\u003e\n      \u003cli\u003eNot for current interruption: connect and disconnect only when the circuit is de-energized\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-certifications\"\u003e\n    \u003ch3\u003eCertifications \u0026amp; Standards\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003eTÜV Rheinland certified to IEC 61984 (ID 1111322264), covering type approval, safety and regular production surveillance\u003c\/li\u003e\n      \u003cli\u003eCE marked for European market compliance\u003c\/li\u003e\n      \u003cli\u003eRoHS (Restriction of Hazardous Substances) compliant\u003c\/li\u003e\n      \u003cli\u003eREACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) compliant\u003c\/li\u003e\n      \u003cli\u003eUL94-V0 flame retardancy classification for the housing material\u003c\/li\u003e\n      \u003cli\u003eIP67 environmental protection rating while mated (dust-tight, resistant to temporary submersion)\u003c\/li\u003e\n      \u003cli\u003eShort-time withstand current: 16 kA for 1 s\u003c\/li\u003e\n      \u003cli\u003eInsulation resistance: Greater than 5000 megohms at 500V AC\u003c\/li\u003e\n      \u003cli\u003eWorking temperature range: -25 to 125 degrees Celsius\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-applications\"\u003e\n    \u003ch3\u003eApplications\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003eThree-phase neutral return connections in power distribution boards and transformer panels\u003c\/li\u003e\n      \u003cli\u003eGenerator neutral bonding points and neutral-ground connection management systems\u003c\/li\u003e\n      \u003cli\u003eUnbalanced load management panels where neutral current capacity is critical\u003c\/li\u003e\n      \u003cli\u003ePortable power distribution neutral bus inlets for entertainment and event production\u003c\/li\u003e\n      \u003cli\u003eIndustrial process power systems requiring dedicated high-capacity neutral connections\u003c\/li\u003e\n      \u003cli\u003eTemporary power infrastructure neutral distribution for construction and mining sites\u003c\/li\u003e\n      \u003cli\u003eUPS output neutral connections and bypass switch neutral routing panels\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-compatibility\"\u003e\n    \u003ch3\u003eCompatibility\u003c\/h3\u003e\n    \u003cp\u003eThe PowerFit 400A Panel Source connector is compatible with major brands of single-pole power connector systems. Its M12 threaded post interface and push-and-twist mating mechanism with key-release pin ensure standardized connection geometry across certified suppliers. The male contact mates with PowerFit Line Drain and Panel Drain connectors. Verify mechanical and electrical specifications with your mating connector manufacturer to confirm safe operating parameters. Use the color-coded and mechanically keyed design as a visual safeguard to prevent cross-phase connection errors during installation or reconfiguration.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"product-color-conventions\"\u003e\n    \u003ch3\u003ePhase \/ Wire Color Convention\u003c\/h3\u003e\n    \u003cimg src=\"https:\/\/pub-575371843efc4b84863e8e2a0298e68b.r2.dev\/Color-meaning\/Color-code-connectors.webp\" alt=\"Connector color code diagram\" style=\"max-width: 100%; margin: 1rem 0;\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"PFPS-NGY | PowerFit 400A Panel Source, Neutral (N) Gray (USA 277\/480V)\",\n  \"description\": \"KUPO PowerFit 400A Panel Source single-pole connector with gray housing for USA 277\/480V power distribution systems. Male Contact, M12 threaded post mount, key-release pin for safe disconnection, IP67 rated when mated, silver-plated brass contacts, 400A, 1000V AC\/DC maximum, TÜV certified.\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"KUPO\"\n  },\n  \"manufacturer\": {\n    \"@type\": \"Organization\",\n    \"name\": \"KUPO CO. LTD\",\n    \"url\": \"https:\/\/www.kupopower.com\"\n  },\n  \"category\": \"Electrical Connectors \u003e Panel-Mount Connectors \u003e PowerFit\",\n  \"sku\": \"PFPS-NGY\",\n  \"mpn\": \"PFPS-NGY\",\n  \"color\": \"Gray\",\n  \"material\": \"Non-conductive thermoplastic housing; Brass silver-plated contacts\",\n  \"additionalProperty\": [\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Voltage Rating\",\n      \"value\": \"1000V AC\/DC Maximum\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Amperage Rating\",\n      \"value\": \"400A Maximum\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Test Voltage\",\n      \"value\": \"4500V AC\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Short-Time Withstand Current\",\n      \"value\": \"16 kA for 1 s (short-time withstand)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Insulation Resistance\",\n      \"value\": \"Greater than 5000 megohms at 500V AC\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Contact Resistance\",\n      \"value\": \"0.1 milliohms\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Connector Type\",\n      \"value\": \"Panel Source (Male Contact)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Connection Mechanism\",\n      \"value\": \"Push-and-Twist with Key-Release Mechanism\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Contact Material\",\n      \"value\": \"Brass (Silver-Plated)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Housing Material\",\n      \"value\": \"Non-conductive high impact-resistant thermoplastic (UL94-V0 flame retardant)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Cotter Pin Material\",\n      \"value\": \"POM (Polyoxymethylene)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Mounting Type\",\n      \"value\": \"Panel Mount with M12 Threaded Post\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Fixing Holes\",\n      \"value\": \"Four diameter 5.5mm holes on a 42mm x 42mm square; 47.5mm diameter cut-out\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Fastener Material\",\n      \"value\": \"Brass nut and spring washer\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Maximum Nut Torque\",\n      \"value\": \"12 to 14 N·m\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"IP Rating\",\n      \"value\": \"IP67 when mated; IP2X finger protection\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Flame Class\",\n      \"value\": \"UL94-V0\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Working Temperature Range\",\n      \"value\": \"-25 to 125 degrees Celsius\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Mating Cycles\",\n      \"value\": \"500\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"TÜV Certification ID\",\n      \"value\": \"1111322264\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Certifications\",\n      \"value\": \"TÜV Rheinland (IEC 61984), CB, CE, UKCA, RoHS, REACH\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Phase Convention\",\n      \"value\": \"Neutral (N) (USA 277\/480V)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Housing Color\",\n      \"value\": \"Gray\"\n    }\n  ]\n}\n\u003c\/script\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"kupo-faq-seo-block\" data-product-id=\"PFPS-NGY\" data-category=\"PowerFit 400A Connectors\"\u003e\n  \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat is PFPS-NGY and why is it the starting point of power distribution?\u003c\/h3\u003e\n    \u003cp\u003ePFPS-NGY is a KUPO PowerFit 400A panel source connector with a gray housing, designated for the Neutral (N) conductor under USA 277\/480V conventions. Mounted permanently at generator outputs, main panels, and power supply enclosures, it is the origin point from which power flows outward through the PowerFit system. Despite being panel-mounted, it retains the key-release mechanism for convenient field disconnection.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat electrical capacity does PFPS-NGY provide as a panel source connector?\u003c\/h3\u003e\n    \u003cp\u003ePFPS-NGY is rated for 400 amperes continuous with 120mm² cable. The maximum voltage rating is 1000V AC or DC. The silver-plated brass contact achieves a contact resistance of just 0.1 milliohms, significantly reducing resistive heating compared to plain brass contacts at sustained high-current loads. This low resistance is particularly important for N circuits carrying continuous neutral current.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat does the gray housing on PFPS-NGY indicate about its neutral assignment?\u003c\/h3\u003e\n    \u003cp\u003eGray identifies the Neutral conductor in USA 277\/480V systems. The NEC permits white or gray for the neutral; gray is commonly chosen for the 277\/480V neutral so it stays distinct from a 120\/208V white neutral in the same building or inventory. On the Panel Source, the gray housing is visible on the connector face at the power origin point. Color coding at the source end of the distribution chain is especially important because phase assignment errors at the panel propagate through every downstream connection. A dedicated gray PowerFit connector for the neutral return path eliminates guesswork in three-phase-plus-neutral distribution systems.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat safety certifications does PFPS-NGY hold for distribution panel use?\u003c\/h3\u003e\n    \u003cp\u003ePFPS-NGY is TÜV Rheinland certified to IEC 61984 (ID 1111322264) under Type Approval, Safety, and Regular Production Surveillance categories. It also holds CB and UKCA certificates, and carries CE marking, RoHS compliance (Restriction of Hazardous Substances), and REACH compliance. The housing material achieves a UL94-V0 flammability rating, which is the top rating in the UL94 vertical burn (V) series, meaning the material self-extinguishes within 10 seconds with no flaming drips. As the power origin point, the Panel Source undergoes the same TÜV safety evaluation as the full PowerFit system, including the key-release mechanism and panel-mount retention.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eHow is PFPS-NGY mounted in a distribution panel or generator output?\u003c\/h3\u003e\n    \u003cp\u003eThe PFPS-NGY mounts through a 47.5mm diameter panel cutout using four 5.5mm fixing holes on a 42 x 42mm square. The M12 threaded post secures to the panel with the included brass nut and washer at 12 to 14 N·m maximum torque. Despite being a permanent panel-mount connector, PFPS-NGY retains the PowerFit key-release mechanism, allowing field technicians to disconnect mating Line Drain connectors without tools. IP2X finger protection and a plastic end cap protect the contacts when no mating connector is present. The Panel Source has a 55.3mm flange width and 50.7mm total depth, with a 42.5mm body diameter. It is shallower than the Panel Drain, requiring less clearance behind the panel.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat equipment and enclosures is PFPS-NGY designed to mount in?\u003c\/h3\u003e\n    \u003cp\u003ePowerFit connectors are designed to be compatible with major brands of single-pole power connector. The silicone O-ring seals against irrigation moisture, the thermoplastic housing resists agricultural chemical exposure, and the push-and-twist mechanism does not require specialized tools that might not be available in remote locations. For N circuits using USA 277\/480V color conventions, the gray PFPS-NGY ensures that phase identification remains consistent when mixing PowerFit connectors with existing inventory.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is PFPS-NGY and why is it the starting point of power distribution?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PFPS-NGY is a KUPO PowerFit 400A panel source connector with a gray housing, designated for the Neutral (N) conductor under USA 277\/480V conventions. Mounted permanently at generator outputs, main panels, and power supply enclosures, it is the origin point from which power flows outward through the PowerFit system. Despite being panel-mounted, it retains the key-release mechanism for convenient field disconnection.\"}}, {\"@type\": \"Question\", \"name\": \"What electrical capacity does PFPS-NGY provide as a panel source connector?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PFPS-NGY is rated for 400 amperes continuous with 120mm² cable. The maximum voltage rating is 1000V AC or DC. The silver-plated brass contact achieves a contact resistance of just 0.1 milliohms, significantly reducing resistive heating compared to plain brass contacts at sustained high-current loads. This low resistance is particularly important for N circuits carrying continuous neutral current.\"}}, {\"@type\": \"Question\", \"name\": \"What does the gray housing on PFPS-NGY indicate about its neutral assignment?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Gray identifies the Neutral conductor in USA 277\/480V systems. The NEC permits white or gray for the neutral; gray is commonly chosen for the 277\/480V neutral so it stays distinct from a 120\/208V white neutral in the same building or inventory. On the Panel Source, the gray housing is visible on the connector face at the power origin point. Color coding at the source end of the distribution chain is especially important because phase assignment errors at the panel propagate through every downstream connection. A dedicated gray PowerFit connector for the neutral return path eliminates guesswork in three-phase-plus-neutral distribution systems.\"}}, {\"@type\": \"Question\", \"name\": \"What safety certifications does PFPS-NGY hold for distribution panel use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PFPS-NGY is TÜV Rheinland certified to IEC 61984 (ID 1111322264) under Type Approval, Safety, and Regular Production Surveillance categories. It also holds CB and UKCA certificates, and carries CE marking, RoHS compliance (Restriction of Hazardous Substances), and REACH compliance. The housing material achieves a UL94-V0 flammability rating, which is the top rating in the UL94 vertical burn (V) series, meaning the material self-extinguishes within 10 seconds with no flaming drips. As the power origin point, the Panel Source undergoes the same TÜV safety evaluation as the full PowerFit system, including the key-release mechanism and panel-mount retention.\"}}, {\"@type\": \"Question\", \"name\": \"How is PFPS-NGY mounted in a distribution panel or generator output?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The PFPS-NGY mounts through a 47.5mm diameter panel cutout using four 5.5mm fixing holes on a 42 x 42mm square. The M12 threaded post secures to the panel with the included brass nut and washer at 12 to 14 N·m maximum torque. Despite being a permanent panel-mount connector, PFPS-NGY retains the PowerFit key-release mechanism, allowing field technicians to disconnect mating Line Drain connectors without tools. IP2X finger protection and a plastic end cap protect the contacts when no mating connector is present. The Panel Source has a 55.3mm flange width and 50.7mm total depth, with a 42.5mm body diameter. It is shallower than the Panel Drain, requiring less clearance behind the panel.\"}}, {\"@type\": \"Question\", \"name\": \"What equipment and enclosures is PFPS-NGY designed to mount in?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PowerFit connectors are designed to be compatible with major brands of single-pole power connector. The silicone O-ring seals against irrigation moisture, the thermoplastic housing resists agricultural chemical exposure, and the push-and-twist mechanism does not require specialized tools that might not be available in remote locations. For N circuits using USA 277\/480V color conventions, the gray PFPS-NGY ensures that phase identification remains consistent when mixing PowerFit connectors with existing inventory.\"}}]}\u003c\/script\u003e\n\u003csection class=\"kupo-download-section\" data-product-id=\"PFPS-NGY\"\u003e\n  \u003ch2\u003eDownload\u003c\/h2\u003e\n  \u003ca class=\"kupo-download-link\" href=\"https:\/\/pub-87314d729f334121b80f91e16c4e7f60.r2.dev\/PFPS-NGY.pdf\" target=\"_blank\" rel=\"noopener\" download\u003e\n    Download Spec Sheet (PDF)\n  \u003c\/a\u003e\n\u003c\/section\u003e","brand":"KUPO Power","offers":[{"title":"PowerFit Single Pole (IP67) \/ 400A \/ Panel Mount Receptacle","offer_id":68067490955484,"sku":"PFPS-NGY","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3491\/5548\/files\/PFPS-NGY.jpg?v=1793858518","url":"https:\/\/kupopower.com\/products\/pfps-ngy","provider":"KUPO Power","version":"1.0","type":"link"}