{"product_id":"kl-400smb","title":"KL-400SMB - K-LOK 400A Male CAM-Type Panel Mount Receptacle, Threaded Stud, Blue","description":"\u003c!-- KUPO Shopify paste-ready combined HTML for KL-400SMB --\u003e\n\u003c!-- Includes product description, Product JSON-LD, FAQ, FAQ JSON-LD, and Download section. --\u003e\n\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\u003c\/style\u003e\n\n\u003ch2 class=\"kupo-section-title\"\u003eProduct Description\u003c\/h2\u003e\n\u003cdiv class=\"product-description\" data-sku=\"KL-400SMB\" data-color=\"Blue\"\u003e\n\n\n  \u003cdiv class=\"product-overview\"\u003e\n    \u003cp\u003eThe KUPO K-LOK 400A Male Panel Mount Receptacle (Thread-Stud Type) is engineered for secure, permanent installation in high-current power distribution enclosures, distro boxes, and panel assemblies. Featuring a Santoprene TPV (Thermoplastic Vulcanizate) housing rated to 105 degrees Celsius, brass contacts for superior conductivity, and a robust threaded stud connection with mounting holes for rigid enclosure attachment, this connector delivers the structural integrity and electrical performance required by large-scale entertainment productions and industrial power systems handling up to 400 amperes. Full interoperability with standard CAM-type connectors ensures seamless integration into existing power distribution infrastructure.\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\u003ePanel-mount design with threaded stud and mounting holes for secure, vibration-resistant enclosure installation\u003c\/li\u003e\n      \u003cli\u003eSantoprene TPV housing rated to 105 degrees Celsius withstands demanding conditions in permanent installations\u003c\/li\u003e\n      \u003cli\u003eBrass contacts deliver reliable, low-resistance electrical connections for sustained high-current loads up to 400A\u003c\/li\u003e\n      \u003cli\u003eThreaded stud connection provides strong, vibration-resistant termination for panel-through wiring accommodating #6 AWG to 4\/0 AWG conductors\u003c\/li\u003e\n      \u003cli\u003eUniversal CAM-type compatibility integrates seamlessly with existing inline connectors from multiple manufacturers\u003c\/li\u003e\n      \u003cli\u003ecUL Listed ensures compliance with North American safety standards\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\u003ecUL Listed - File Number E332947\u003c\/li\u003e\n      \u003cli\u003eUL 1691 - Standard for Safety for Cam-Type, Locking-Type Separable Connectors\u003c\/li\u003e\n      \u003cli\u003eEnvironment Rating: UL Enclosure Types 3R\u003c\/li\u003e\n      \u003cli\u003eFlame Class: HB \/ UL94\u003c\/li\u003e\n      \u003cli\u003eRoHS (Restriction of Hazardous Substances) Compliant\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\u003eConcert touring and live event production\u003c\/li\u003e\n      \u003cli\u003eFilm, television, and studio power distribution\u003c\/li\u003e\n      \u003cli\u003eTemporary construction site power\u003c\/li\u003e\n      \u003cli\u003eTheme park and entertainment venue installations\u003c\/li\u003e\n      \u003cli\u003eTrade shows and exhibition power systems\u003c\/li\u003e\n      \u003cli\u003eIndustrial temporary power connections\u003c\/li\u003e\n      \u003cli\u003eBroadcast and outside broadcast (OB) van power\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 K-LOK 400A Male Panel Mount Receptacle intermates with standard CAM-type single-pole connectors from all major manufacturers, enabling seamless integration into existing power distribution systems without requiring a full infrastructure change.\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    \u003cdiv style=\"overflow-x: auto; -webkit-overflow-scrolling: touch;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 540px; border-collapse: collapse; margin: 12px 0; border: 2px solid #999999;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: left; padding-left: 14px; border: 1px solid #cccccc; border-top: 2px solid #999999; border-left: 2px solid #999999; font-size: 14px; width: 22%;\"\u003eRegion\u003c\/th\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: center; border: 1px solid #cccccc; border-top: 2px solid #999999; font-size: 14px; width: 13%;\"\u003eL1\u003c\/th\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: center; border: 1px solid #cccccc; border-top: 2px solid #999999; font-size: 14px; width: 13%;\"\u003eL2\u003c\/th\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: center; border: 1px solid #cccccc; border-top: 2px solid #999999; font-size: 14px; width: 13%;\"\u003eL3\u003c\/th\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: center; border: 1px solid #cccccc; border-top: 2px solid #999999; font-size: 14px; width: 13%;\"\u003eN\u003c\/th\u003e\n  \u003cth style=\"background-color: #e0e0e0; color: #333333; font-weight: bold; padding: 10px 8px; text-align: center; border: 1px solid #cccccc; border-top: 2px solid #999999; border-right: 2px solid #999999; font-size: 14px; width: 26%;\"\u003eGround\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n  \u003ctd style=\"background-color: #f0f0f0; color: #333333; font-weight: bold; font-size: 13px; padding: 6px 8px 6px 14px; text-align: left; border: 1px solid #cccccc; border-left: 2px solid #999999;\"\u003eNA 120\/208V \u003csup\u003e1\u003c\/sup\u003e\n\u003c\/td\u003e\n  \u003ctd style=\"background-color: #222222; height: 38px; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #CC0000; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #003399; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #ffffff; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; color: #ffffff; font-weight: bold; font-size: 12px; text-align: center; border: 1px solid #cccccc; border-right: 2px solid #999999;\"\u003eGreen \/ G-Y\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd style=\"background-color: #f0f0f0; color: #333333; font-weight: bold; font-size: 13px; padding: 6px 8px 6px 14px; text-align: left; border: 1px solid #cccccc; border-left: 2px solid #999999;\"\u003eNA 277\/480V \u003csup\u003e2\u003c\/sup\u003e\n\u003c\/td\u003e\n  \u003ctd style=\"background-color: #8B4513; height: 38px; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #CC6600; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #DAA520; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #888888; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; color: #ffffff; font-weight: bold; font-size: 12px; text-align: center; border: 1px solid #cccccc; border-right: 2px solid #999999;\"\u003eGreen \/ G-Y\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd style=\"background-color: #f0f0f0; color: #333333; font-weight: bold; font-size: 13px; padding: 6px 8px 6px 14px; text-align: left; border: 1px solid #cccccc; border-left: 2px solid #999999;\"\u003eIEC 60446 \u003csup\u003e3\u003c\/sup\u003e\n\u003c\/td\u003e\n  \u003ctd style=\"background-color: #8B4513; height: 38px; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #222222; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #888888; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #003399; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; color: #ffffff; font-weight: bold; font-size: 12px; text-align: center; border: 1px solid #cccccc; border-right: 2px solid #999999;\"\u003eGreen-Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd style=\"background-color: #f0f0f0; color: #333333; font-weight: bold; font-size: 13px; padding: 6px 8px 6px 14px; text-align: left; border: 1px solid #cccccc; border-left: 2px solid #999999;\"\u003eAU\/NZ Legacy \u003csup\u003e4\u003c\/sup\u003e\n\u003c\/td\u003e\n  \u003ctd style=\"background-color: #CC0000; height: 38px; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #ffffff; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #003399; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #222222; border: 1px solid #cccccc;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; color: #ffffff; font-weight: bold; font-size: 12px; text-align: center; border: 1px solid #cccccc; border-right: 2px solid #999999;\"\u003eGreen-Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n  \u003ctd style=\"background-color: #f0f0f0; color: #333333; font-weight: bold; font-size: 13px; padding: 6px 8px 6px 14px; text-align: left; border: 1px solid #cccccc; border-left: 2px solid #999999; border-bottom: 2px solid #999999;\"\u003eChina \u003csup\u003e5\u003c\/sup\u003e\n\u003c\/td\u003e\n  \u003ctd style=\"background-color: #DAA520; height: 38px; border: 1px solid #cccccc; border-bottom: 2px solid #999999;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; border: 1px solid #cccccc; border-bottom: 2px solid #999999;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #CC0000; border: 1px solid #cccccc; border-bottom: 2px solid #999999;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #4682B4; border: 1px solid #cccccc; border-bottom: 2px solid #999999;\"\u003e\u003c\/td\u003e\n  \u003ctd style=\"background-color: #228B22; color: #ffffff; font-weight: bold; font-size: 12px; text-align: center; border: 1px solid #cccccc; border-right: 2px solid #999999; border-bottom: 2px solid #999999;\"\u003eGreen-Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n    \u003cp style=\"font-size: 12px; color: #555555; line-height: 1.6; margin-top: 6px;\"\u003e\u003csup style=\"color: #555; font-weight: bold;\"\u003e1\u003c\/sup\u003e North America 120\/208V (NEMA \/ NEC)   \u003csup style=\"color: #555; font-weight: bold;\"\u003e2\u003c\/sup\u003e North America 277\/480V (NEMA \/ NEC)   \u003csup style=\"color: #555; font-weight: bold;\"\u003e3\u003c\/sup\u003e Europe, UK, Australia (current IEC 60446)\u003cbr\u003e\u003csup style=\"color: #555; font-weight: bold;\"\u003e4\u003c\/sup\u003e Australia \/ New Zealand legacy (pre-IEC)   \u003csup style=\"color: #555; font-weight: bold;\"\u003e5\u003c\/sup\u003e China (GB 50303)   \u003cstrong\u003eG-Y\u003c\/strong\u003e = Green-Yellow (earth\/ground)\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- Product JSON-LD structured data --\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"KL-400SMB | K-LOK 400A Single-Pole Panel Mount Receptacle, Male (Thread-Stud Type), Blue, 600V Maximum\",\n  \"description\": \"The KUPO K-LOK 400A Male Panel Mount Receptacle (Thread-Stud Type) is engineered for secure, permanent installation in high-current power distribution enclosures, distro boxes, and panel assemblies. Featuring a Santoprene TPV (Thermoplastic Vulcanizate) housing rated to 105 degrees Celsius, brass contacts for superior conductivity, and a robust threaded stud connection with mounting holes for rigid enclosure attachment, this connector delivers the structural integrity and electrical performance required by large-scale entertainment productions and industrial power systems handling up to 400 amperes. Full interoperability with standard CAM-type connectors ensures seamless integration into existing power distribution infrastructure.\",\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 Single-Pole Connectors \u003e CAM-Type\",\n  \"sku\": \"KL-400SMB\",\n  \"mpn\": \"KL-400SMB\",\n  \"color\": \"Blue\",\n  \"material\": \"Santoprene TPV\",\n  \"additionalProperty\": [\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Voltage Rating\",\n      \"value\": \"600V AC\/DC Maximum\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Amperage Rating\",\n      \"value\": \"400A Maximum\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Connector Type\",\n      \"value\": \"Panel Mount Receptacle\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Gender\",\n      \"value\": \"Male\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Terminal Accommodation\",\n      \"value\": \"#6 to 4\/0 AWG\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Base Compound\",\n      \"value\": \"Santoprene TPV, rated to 105 degrees Celsius\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Contact Material\",\n      \"value\": \"Brass\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"UL File Number\",\n      \"value\": \"E332947\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Flame Class\",\n      \"value\": \"HB \/ UL94\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Environment Rating\",\n      \"value\": \"UL Enclosure Types 3R\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"CAM-Type Compatible\",\n      \"value\": \"Yes\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Color\",\n      \"value\": \"Blue\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Phase Convention\",\n      \"value\": \"Phase C\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Connection Type\",\n      \"value\": \"1\/2\\\"-13 UNC threaded stud\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Working Temperature Range\",\n      \"value\": \"Up to 105 degrees Celsius\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"RoHS Compliant\",\n      \"value\": \"Yes\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"UL Standard\",\n      \"value\": \"UL 1691\"\n    }\n  ]\n}\n\u003c\/script\u003e\n\u003cstyle\u003e\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\u003c\/style\u003e\n\u003csection class=\"kupo-faq-seo-block\" data-product-id=\"KL-400SMB\" data-category=\"K-LOK Power Connectors\"\u003e\n  \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat kind of connector is KL-400SMB?\u003c\/h3\u003e\n    \u003cp\u003eKL-400SMB is a 400-ampere, 600V AC\/DC single-pole male panel mount receptacle (Thread-Stud Type) from the KUPO K-LOK series. Finished in blue, it belongs to the CAM-type connector family widely used across live events, film production, and temporary industrial power systems.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eHow much current can KL-400SMB safely carry?\u003c\/h3\u003e\n    \u003cp\u003eKL-400SMB is designed for a maximum continuous load of 400 amperes at up to 600V AC\/DC. The brass contacts and Santoprene TPV (Thermoplastic Vulcanizate) housing rated to 105 degrees Celsius work together to maintain safe operating temperatures even under sustained full-load conditions.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eHow does the blue color coding on KL-400SMB help on a busy job site?\u003c\/h3\u003e\n    \u003cp\u003eOn a crowded set or event site, identifying conductors quickly is a safety essential. In North America, blue designates Phase C (L3), completing the three-phase color set. Under IEC 60446, blue is reserved for the Neutral conductor - making this color essential for international projects and cross-border equipment pools. The blue KL-400SMB connector lets technicians trace circuits visually without needing to check labels or test equipment.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eWhat safety certifications does KL-400SMB hold?\u003c\/h3\u003e\n    \u003cp\u003eKL-400SMB is cUL Listed under File Number E332947, certified to UL 1691 - the Standard for Safety for Cam-Type, Locking-Type Separable Connectors. It carries a UL Enclosure Types 3R environment rating, HB \/ UL94 flame classification, and full RoHS (Restriction of Hazardous Substances) compliance.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eCan KL-400SMB work with connectors from other brands?\u003c\/h3\u003e\n    \u003cp\u003eAbsolutely. The K-LOK 400A series uses the industry-standard CAM-type interface, so KL-400SMB mates directly with compatible single-pole connectors regardless of manufacturer. This makes it easy to expand or upgrade your connector stock incrementally.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"kupo-faq-seo-item\"\u003e\n    \u003ch3\u003eHow is KL-400SMB installed in a panel or enclosure?\u003c\/h3\u003e\n    \u003cp\u003eKL-400SMB mounts directly to power distribution enclosures, distro boxes, and panel assemblies using its threaded stud connection and dedicated mounting holes. Once secured, the connector provides a permanent, vibration-resistant termination point that mates with standard CAM-type inline connectors.\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 kind of connector is KL-400SMB?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"KL-400SMB is a 400-ampere, 600V AC\/DC single-pole male panel mount receptacle (Thread-Stud Type) from the KUPO K-LOK series. Finished in blue, it belongs to the CAM-type connector family widely used across live events, film production, and temporary industrial power systems.\"}}, {\"@type\": \"Question\", \"name\": \"How much current can KL-400SMB safely carry?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"KL-400SMB is designed for a maximum continuous load of 400 amperes at up to 600V AC\/DC. The brass contacts and Santoprene TPV (Thermoplastic Vulcanizate) housing rated to 105 degrees Celsius work together to maintain safe operating temperatures even under sustained full-load conditions.\"}}, {\"@type\": \"Question\", \"name\": \"How does the blue color coding on KL-400SMB help on a busy job site?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"On a crowded set or event site, identifying conductors quickly is a safety essential. In North America, blue designates Phase C (L3), completing the three-phase color set. Under IEC 60446, blue is reserved for the Neutral conductor - making this color essential for international projects and cross-border equipment pools. The blue KL-400SMB connector lets technicians trace circuits visually without needing to check labels or test equipment.\"}}, {\"@type\": \"Question\", \"name\": \"What safety certifications does KL-400SMB hold?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"KL-400SMB is cUL Listed under File Number E332947, certified to UL 1691 - the Standard for Safety for Cam-Type, Locking-Type Separable Connectors. It carries a UL Enclosure Types 3R environment rating, HB \/ UL94 flame classification, and full RoHS (Restriction of Hazardous Substances) compliance.\"}}, {\"@type\": \"Question\", \"name\": \"Can KL-400SMB work with connectors from other brands?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The K-LOK 400A series uses the industry-standard CAM-type interface, so KL-400SMB mates directly with compatible single-pole connectors regardless of manufacturer. This makes it easy to expand or upgrade your connector stock incrementally.\"}}, {\"@type\": \"Question\", \"name\": \"How is KL-400SMB installed in a panel or enclosure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"KL-400SMB mounts directly to power distribution enclosures, distro boxes, and panel assemblies using its threaded stud connection and dedicated mounting holes. Once secured, the connector provides a permanent, vibration-resistant termination point that mates with standard CAM-type inline connectors.\"}}]}\u003c\/script\u003e\n\u003c!-- ==================== DOWNLOAD SECTION ==================== --\u003e\n\u003cstyle\u003e\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=\"kupo-download-section\" data-product-id=\"KL-400SMB\"\u003e\n  \u003ch2\u003eDownload\u003c\/h2\u003e\n  \u003ca class=\"kupo-download-link\" href=\"https:\/\/pub-87314d729f334121b80f91e16c4e7f60.r2.dev\/KL-400SMB%20Data%20Sheet.pdf\" target=\"_blank\" rel=\"noopener\" download\u003e\n    Download KL-400SMB Spec Sheet (PDF)\n  \u003c\/a\u003e\n\u003c\/section\u003e","brand":"KUPO Power","offers":[{"title":"K-LOK Single Pole (CAM-Type) \/ 400A \/ Panel Mount Receptacle","offer_id":50208820232412,"sku":"KL-400SMB","price":0.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/3491\/5548\/files\/KL-400SMB.jpg?v=1777362825","url":"https:\/\/kupopower.com\/products\/kl-400smb","provider":"KUPO Power","version":"1.0","type":"link"}