{"id":29506,"date":"2025-12-05T08:16:53","date_gmt":"2025-12-05T08:16:53","guid":{"rendered":"https:\/\/swgct.net\/?post_type=product&#038;p=29506"},"modified":"2025-12-05T08:16:53","modified_gmt":"2025-12-05T08:16:53","slug":"100a-4-pole-compact-manual-transfer-switch-for-3-phase-neutral-systems","status":"publish","type":"product","link":"https:\/\/swgct.net\/es\/producto\/100a-4-pole-compact-manual-transfer-switch-for-3-phase-neutral-systems\/","title":{"rendered":"100A 4-Pole Compact Manual Transfer Switch for 3-Phase + Neutral Systems"},"content":{"rendered":"<p class=\"ds-markdown-paragraph\"><strong>Introduction:<\/strong><br \/>\nIn modern 3-phase wye (Y) systems\u2014common in luxury residences, estates, and commercial facilities\u2014the neutral conductor is critical for safe operation. It carries imbalance currents and provides a reference point for single-phase circuits. Our 100A 4-Pole Compact Manual Transfer Switch is engineered for these advanced systems, providing\u00a0<strong>independent switching for all three phase conductors plus the neutral<\/strong>. This ensures\u00a0<strong>complete electrical isolation<\/strong>\u00a0during transfer, eliminating dangerous neutral-to-ground potential differences that can damage sensitive electronics and providing the highest level of safety and compatibility for today&#8217;s sophisticated electrical loads.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-29511 aligncenter\" src=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-400x267.png\" alt=\"\" width=\"400\" height=\"267\" srcset=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-400x267.png 400w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-1200x800.png 1200w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-768x512.png 768w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-1536x1024.png 1536w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-2048x1365.png 2048w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-18x12.png 18w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-700x467.png 700w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-150x100.png 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Key Features &amp; Benefits:<\/strong><\/p>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>True 4-Pole Isolation for System Integrity:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Feature:<\/strong>\u00a0A dedicated four-pole switching mechanism (L1, L2, L3, N) operated by a single, mechanically-interlocked rotary handle.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Benefit:<\/strong>\u00a0<strong>Ensures the load is fully disconnected from both power sources<\/strong>\u00a0during transfer. This prevents &#8220;floating&#8221; or paralleled neutral paths, protecting sensitive equipment with electronic controls (e.g., smart home systems, medical devices, high-end appliances).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Engineered for Modern 3-Phase, 4-Wire Systems:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Feature:<\/strong>\u00a0Optimized for common 3-phase, 4-wire systems (e.g., 120\/208V, 120\/240V in North America; 230\/400V internationally).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Benefit:<\/strong>\u00a0Provides the\u00a0<strong>correct and safe solution<\/strong>\u00a0for backing up systems that power both three-phase equipment (pumps, HVAC) and single-phase branch circuits (lighting, outlets), ensuring stable voltage on all circuits.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Compact, Integrated Design:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Feature:<\/strong>\u00a0Space-saving, compact design with all four poles arranged for efficient integration into standard 3-phase panelboards.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Benefit:<\/strong>\u00a0<strong>Eliminates the need for a large external enclosure<\/strong>, simplifying installation for electricians and offering a cost-effective upgrade path for existing panels.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>High-Reliability Contacts &amp; Mechanism:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Feature:<\/strong>\u00a0Each pole features\u00a0<strong>high-capacity silver-alloy contacts<\/strong>\u00a0and a robust cam-operated mechanism for positive, simultaneous four-pole operation.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Benefit:<\/strong>\u00a0Delivers\u00a0<strong>consistent performance and long service life<\/strong>\u00a0under balanced or unbalanced three-phase loads, ensuring dependable operation when it matters most.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Compliant &amp; Certified for Safety:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Feature:<\/strong>\u00a0Rated for 100A per pole and listed to key safety standards such as\u00a0<strong>UL 1008<\/strong>\u00a0(or equivalent IEC standards).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Benefit:<\/strong>\u00a0Provides confidence to installers and owners that the product meets stringent electrical codes and inspection requirements for backup power systems.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p class=\"ds-markdown-paragraph\"><strong>Technical Specifications:<\/strong><\/p>\n<div class=\"ds-scroll-area _1210dd7 c03cafe9\">\n<div class=\"ds-scroll-area__gutters\">\n<div class=\"ds-scroll-area__horizontal-gutter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-29509 aligncenter\" src=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1-400x267.png\" alt=\"\" width=\"400\" height=\"267\" srcset=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1-400x267.png 400w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1-1200x800.png 1200w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1-768x512.png 768w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1-1536x1024.png 1536w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/div>\n<div class=\"ds-scroll-area__vertical-gutter\"><\/div>\n<\/div>\n<table>\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Type<\/strong><\/td>\n<td>Manual Transfer Switch (Four-Pole with switched neutral)<\/td>\n<\/tr>\n<tr>\n<td><strong>Poles<\/strong><\/td>\n<td>4P (L1, L2, L3, N)<\/td>\n<\/tr>\n<tr>\n<td><strong>Rated Current<\/strong><\/td>\n<td>100 Amperes per pole<\/td>\n<\/tr>\n<tr>\n<td><strong>Rated Voltage<\/strong><\/td>\n<td>240V AC 3-Phase, 4-Wire \/ 400V AC 3-Phase, 4-Wire, 50\/60Hz<\/td>\n<\/tr>\n<tr>\n<td><strong>Switching Mechanism<\/strong><\/td>\n<td>Mechanical Interlock, Rotary Handle<\/td>\n<\/tr>\n<tr>\n<td><strong>Positions<\/strong><\/td>\n<td>LINE (Utility) &#8211; OFF &#8211; GENERATOR<\/td>\n<\/tr>\n<tr>\n<td><strong>Terminals<\/strong><\/td>\n<td>Suitable for copper conductors (e.g., #4 AWG to #1\/0 AWG)<\/td>\n<\/tr>\n<tr>\n<td><strong>Mounting<\/strong><\/td>\n<td>For installation within listed panelboard enclosures (DIN Rail or backplate mount)<\/td>\n<\/tr>\n<tr>\n<td><strong>Safety Certification<\/strong><\/td>\n<td><strong>UL 1008<\/strong>\u00a0(North America) \/ Compliant with\u00a0<strong>IEC 60947-6-1<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Operating Temperature<\/strong><\/td>\n<td>-25\u00b0C to +60\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\"><strong>Ideal Applications:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Premium Residences &amp; Estates:<\/strong>\u00a0Backup power for large homes with 3-phase service, complex smart systems, and high-value appliances.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Light Commercial &amp; Professional Spaces:<\/strong>\u00a0Dental clinics, data server rooms, professional studios, and boutique hotels with sensitive equipment.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Agricultural &amp; Light Industrial:<\/strong>\u00a0Farms, greenhouses, and workshops with a mix of 3-phase motors and single-phase control circuits.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Critical Infrastructure:<\/strong>\u00a0Telecom shelters, pump stations requiring reliable backup for mixed 3-phase and single-phase loads.<\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>Value Proposition:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Protect Critical Investments:<\/strong>\u00a0Safeguard sensitive electronics from damage caused by unstable voltage due to neutral line issues.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Ensure System Compatibility:<\/strong>\u00a0Provides the\u00a0<strong>only correct manual switching solution<\/strong>\u00a0for 3-phase systems with significant single-phase electronic loads.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Enhance Safety &amp; Compliance:<\/strong>\u00a0Delivers the highest level of physical isolation, adhering to strict electrical installation codes.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Offer a Specialized Solution:<\/strong>\u00a0Demonstrates deep expertise in complex power needs with a professional-grade product.<\/p>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-29508 aligncenter\" src=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-400x267.png\" alt=\"\" width=\"400\" height=\"267\" srcset=\"https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-400x267.png 400w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1200x800.png 1200w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-768x512.png 768w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-1536x1024.png 1536w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-2048x1365.png 2048w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-18x12.png 18w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-700x467.png 700w, https:\/\/swgct.net\/wp-content\/uploads\/2025\/12\/\u5fae\u578b\u5bb6\u7528\u7535\u6e90\u8f6c\u6362\u5f00\u51734p-100a-150x100.png 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Important Installation Notice:<\/strong><br \/>\n<strong>This product is designed for 3-phase, 4-wire systems. Installation must be performed by a licensed electrician<\/strong>\u00a0familiar with 3-phase systems and local electrical codes (e.g., NEC Article 702, IEC 60364). The backup generator must be configured for 3-phase, 4-wire output with a properly configured neutral.<\/p>\n<p class=\"ds-markdown-paragraph\"><strong>Package Includes:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">1 x 100A 4-Pole Compact Manual Transfer Switch<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Mounting hardware<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\">Installation and wiring schematic<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p class=\"ds-markdown-paragraph\">This 100A 4-Pole Miniature Manual Transfer Switch is engineered for complete power transfer in 3-phase wye (Y) systems where the neutral must be switched independently. It provides safe, code-compliant manual switching between utility and generator power for all three phase conductors and the neutral, ensuring full circuit isolation and protection for sensitive electronics in residential and light commercial applications.<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Complete 4-Pole Switching:<\/strong>\u00a0Independently switches L1, L2, L3, and Neutral for full system isolation.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Critical for Sensitive Loads:<\/strong>\u00a0Prevents neutral-to-ground voltage issues, protecting modern electronics.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Compact 3-Phase Design:<\/strong>\u00a0Space-saving footprint for integration into 3-phase distribution panels.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Safety Interlock:<\/strong>\u00a0\u201cLINE-OFF-GEN\u201d rotary mechanism prevents simultaneous connection.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>High-Capacity Reliability:<\/strong>\u00a0100A per pole rating, UL 1008 listed for assured performance.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":29512,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[70],"product_tag":[],"class_list":{"0":"post-29506","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-circuit-breaker","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>100A 4-Pole Compact Manual Transfer Switch for 3-Phase + Neutral Systems - Swgct<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/swgct.net\/es\/producto\/100a-4-pole-compact-manual-transfer-switch-for-3-phase-neutral-systems\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"100A 4-Pole Compact Manual Transfer Switch for 3-Phase + Neutral Systems\" \/>\n<meta property=\"og:description\" content=\"This 100A 4-Pole Miniature Manual Transfer Switch is engineered for complete power transfer in 3-phase wye (Y) systems where the neutral must be switched independently. It provides safe, code-compliant manual switching between utility and generator power for all three phase conductors and the neutral, ensuring full circuit isolation and protection for sensitive electronics in residential and light commercial applications.     Complete 4-Pole Switching:\u00a0Independently switches L1, L2, L3, and Neutral for full system isolation.    Critical for Sensitive Loads:\u00a0Prevents neutral-to-ground voltage issues, protecting modern electronics.    Compact 3-Phase Design:\u00a0Space-saving footprint for integration into 3-phase distribution panels.    Safety Interlock:\u00a0\u201cLINE-OFF-GEN\u201d rotary mechanism prevents simultaneous connection.    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