{"id":872,"date":"2026-07-02T13:49:02","date_gmt":"2026-07-02T05:49:02","guid":{"rendered":"https:\/\/wangyuanele.com\/?post_type=product&p=872"},"modified":"2026-07-10T13:38:33","modified_gmt":"2026-07-10T05:38:33","slug":"53-series-ceramic-spool-insulator","status":"publish","type":"product","link":"https:\/\/wangyuanele.com\/index.php\/product\/53-series-ceramic-spool-insulator\/","title":{"rendered":"53 Series Ceramic Spool Insulator"},"content":{"rendered":"

Product Description<\/h2>\n

WANGYUAN 53 Series Ceramic Spool Insulators are designed for insulation and fixation of conductors in low-voltage distribution systems. Made of high-grade electrical ceramic with a dense glazed surface, the classic spool structure ensures reliable electrical insulation and stable mechanical load capacity. Available in brown and white glazes with standard 53-1, 53-2 and other specifications, all products comply with relevant international power standards, suitable for long-term service in outdoor wiring scenarios.<\/p>\n

Specification<\/h2>\n

53 Series<\/h3>\n

STANDARD\uff1aANSI C29.1, ANSI C29.3<\/p>\n

VOLTAGE\uff1a0.4KV\"\"<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Spool Insulators<\/td>\nANSI<\/td>\n<\/tr>\n
Type<\/td>\n53-1<\/td>\n53-2<\/td>\n53-3<\/td>\n53-4<\/td>\n53-5<\/td>\n<\/tr>\n
Mechanical Failing Load,kN<\/td>\n8.9<\/td>\n13.3<\/td>\n17.8<\/td>\n20<\/td>\n26.7<\/td>\n<\/tr>\n
Power Frequency Dry Flashover,kV<\/td>\n20<\/td>\n25<\/td>\n25<\/td>\n25<\/td>\n35<\/td>\n<\/tr>\n
Power Frequency Wet Flashover,kV<\/td>\nVertical<\/td>\n8<\/td>\n12<\/td>\n12<\/td>\n12<\/td>\n18<\/td>\n<\/tr>\n
Horizontal<\/td>\n10<\/td>\n15<\/td>\n15<\/td>\n15<\/td>\n25<\/td>\n<\/tr>\n
Dimensions mm<\/td>\nHeight<\/td>\n54<\/td>\n76<\/td>\n81<\/td>\n76<\/td>\n105<\/td>\n<\/tr>\n
Diameter<\/td>\n57<\/td>\n79<\/td>\n76<\/td>\n105<\/td>\n102<\/td>\n<\/tr>\n
Neck Diameter<\/td>\n45<\/td>\n45<\/td>\n45<\/td>\n73<\/td>\n73<\/td>\n<\/tr>\n
Hole Diameter<\/td>\n18<\/td>\n18<\/td>\n18<\/td>\n18<\/td>\n18<\/td>\n<\/tr>\n
Grooves Radius<\/td>\n11<\/td>\n18<\/td>\n11<\/td>\n16<\/td>\n11<\/td>\n<\/tr>\n
Net Weight,kgs<\/td>\n0.2<\/td>\n0.55<\/td>\n0.6<\/td>\n1.1<\/td>\n1.16<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Advantages<\/h2>\n
\n
\n
\n \"Stable\n <\/div>\n

Stable Electrical Insulation Performance<\/h3>\n

High-purity electrical ceramic with dense glazing delivers stable dielectric strength, effectively isolates live conductors and suppresses leakage current, ensuring safe operation of low-voltage distribution and wiring systems.<\/p>\n <\/article>\n

\n
\n \"High\n <\/div>\n

High Mechanical Strength & Durability<\/h3>\n

High-temperature fired compact ceramic body features excellent compressive and impact resistance, stably withstands conductor tension and mechanical stress, with long service life under long-term load.<\/p>\n <\/article>\n

\n
\n \"Superior\n <\/div>\n

Superior Weather & Aging Resistance<\/h3>\n

The dense glazed surface has good anti-pollution, UV and corrosion resistance, adapts to humid, dusty and various outdoor environments, maintaining stable insulation performance for a long time.<\/p>\n <\/article>\n

\n
\n \"Compact\n <\/div>\n

Compact Structure & Easy Installation<\/h3>\n

Standard through-hole spool design fits various conductor specifications and mounting brackets, enabling simple and fast on-site assembly, widely applicable to low-voltage pole lines projects.<\/p>\n <\/article>\n <\/div>\n \n

Use scenario diagram<\/h2>\n

\"\" \"\" \"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

53 Series Ceramic Spool Insulators provide reliable insulation and conductor fixation for low-voltage outdoor distribution systems.<\/p>\n","protected":false},"featured_media":879,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[19],"product_tag":[],"class_list":["post-872","product","type-product","status-publish","has-post-thumbnail","product_cat-insulator-and-arrester","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/product\/872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/comments?post=872"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/media\/879"}],"wp:attachment":[{"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/media?parent=872"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=872"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=872"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/wangyuanele.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}