{"product_id":"apc-250w-120v-aqualumin-ii-pool-light-bulb-78mm-double-ended-apc120250c78","title":"APC 250W 120V AquaLumin II Pool Light Bulb, 78mm Double-Ended (APC120250C78)","description":"\n\u003cstyle\u003e\n  .apl250c78-wrap, .apl250c78-wrap * { box-sizing: border-box; }\n  .apl250c78-wrap {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.55;\n  }\n\n  \/* Header *\/\n  .apl250c78-header {\n    border-left: 5px solid #c08c00;\n    padding: 4px 0 4px 16px;\n    margin-bottom: 20px;\n  }\n  .apl250c78-header h2 {\n    margin: 0;\n    color: #0a1a4a;\n    font-size: 1.55em;\n    font-weight: 700;\n    letter-spacing: -0.01em;\n  }\n  .apl250c78-subtitle {\n    margin: 4px 0 0;\n    color: #666;\n    font-size: 0.95em;\n  }\n\n  \/* Intro *\/\n  .apl250c78-intro {\n    margin: 0 0 24px;\n    color: #333;\n    font-size: 0.98em;\n  }\n\n  \/* Section heading *\/\n  .apl250c78-section { margin-bottom: 28px; }\n  .apl250c78-section-heading {\n    background: #0a1a4a;\n    color: #fff;\n    font-size: 0.85em;\n    font-weight: 700;\n    letter-spacing: 0.08em;\n    text-transform: uppercase;\n    padding: 6px 12px;\n    margin: 0 0 0;\n    border-radius: 4px 4px 0 0;\n  }\n\n  \/* Spec table *\/\n  .apl250c78-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.93em;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    overflow: hidden;\n  }\n  .apl250c78-spec-table tr { border-bottom: 1px solid #eef1f6; }\n  .apl250c78-spec-table tr:nth-child(even) { background: #fafbfd; }\n  .apl250c78-spec-table tr:last-child { border-bottom: none; }\n  .apl250c78-spec-table th,\n  .apl250c78-spec-table td {\n    text-align: left;\n    padding: 8px 14px;\n    vertical-align: top;\n  }\n  .apl250c78-spec-table th {\n    font-weight: 600;\n    color: #4a4a4a;\n    width: 38%;\n  }\n  .apl250c78-spec-table td {\n    color: #1a1a1a;\n    font-family: ui-monospace, \"SF Mono\", Menlo, Consolas, monospace;\n    font-size: 0.92em;\n  }\n\n  \/* Compatibility list *\/\n  .apl250c78-compat-list {\n    margin: 0;\n    padding: 14px 16px 14px 32px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    list-style: square;\n    color: #1a1a1a;\n    font-size: 0.95em;\n  }\n  .apl250c78-compat-list li { padding: 2px 0; }\n  .apl250c78-compat-list li::marker { color: #c08c00; }\n\n  \/* Cross-reference chip list *\/\n  .apl250c78-chips {\n    padding: 14px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px;\n  }\n  .apl250c78-chip {\n    background: #f0f3f8;\n    border: 1px solid #d8dde6;\n    color: #0a1a4a;\n    padding: 5px 12px;\n    border-radius: 4px;\n    font-family: ui-monospace, \"SF Mono\", Menlo, Consolas, monospace;\n    font-size: 0.88em;\n    font-weight: 600;\n  }\n\n  \/* Notes \/ FAQ *\/\n  .apl250c78-notes {\n    padding: 14px;\n    background: #fff;\n    border: 1px solid #d8dde6;\n    border-top: none;\n    border-radius: 0 0 4px 4px;\n  }\n  .apl250c78-note-item { padding: 8px 0; border-bottom: 1px solid #eef1f6; }\n  .apl250c78-note-item:last-child { border-bottom: none; }\n  .apl250c78-note-q { font-weight: 600; color: #0a1a4a; margin: 0 0 3px; font-size: 0.95em; }\n  .apl250c78-note-a { margin: 0; color: #333; font-size: 0.93em; }\n\n  \/* Footer *\/\n  .apl250c78-footer {\n    border-top: 1px solid #d8dde6;\n    padding-top: 12px;\n    margin-top: 24px;\n    text-align: center;\n    color: #555;\n    font-size: 0.88em;\n  }\n  .apl250c78-footer .apl250c78-dot {\n    color: #c08c00;\n    margin: 0 8px;\n    font-weight: 700;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"apl250c78-wrap\"\u003e\n\n  \u003cheader class=\"apl250c78-header\"\u003e\n    \u003ch2\u003eAPC 250W 120V AquaLumin II Pool Light Bulb, 78mm Double-Ended (APC120250C78)\u003c\/h2\u003e\n    \u003cp class=\"apl250c78-subtitle\"\u003e78 mm R7s halogen for Pentair AquaLumin II lights\u003c\/p\u003e\n  \u003c\/header\u003e\n\n  \u003cp class=\"apl250c78-intro\"\u003eAPC \u003cstrong\u003eAPC120250C78\u003c\/strong\u003e is a 250 W double-ended T3 quartz halogen bulb with R7s clip-in contacts at both ends, 78 mm (about 3-1\/16 in.) long. It is the short 78 mm bulb for Pentair AquaLumin II pool and spa lights and matches the standard Q250T3\/CL lamp.\u003c\/p\u003e\n\n  \n    \u003csection class=\"apl250c78-section\"\u003e\n      \u003cdiv class=\"apl250c78-section-heading\"\u003eSpecifications\u003c\/div\u003e\n      \u003ctable class=\"apl250c78-spec-table\"\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAPC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003eAPC120250C78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eAftermarket replacement pool and spa light bulb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLamp Type\u003c\/th\u003e\n\u003ctd\u003eQuartz halogen, double-ended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWattage\u003c\/th\u003e\n\u003ctd\u003e250 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e120 V circuit (130 V-rated lamp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBase\u003c\/th\u003e\n\u003ctd\u003eR7s recessed single contact, clip-in at both ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBulb Shape\u003c\/th\u003e\n\u003ctd\u003eT3 linear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLamp Code\u003c\/th\u003e\n\u003ctd\u003eQ250T3\/CL (78 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Length\u003c\/th\u003e\n\u003ctd\u003e78 mm (about 3-1\/16 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e7\/16 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003ctd\u003ePentair AquaLumin II lights that use a 78 mm bulb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold As\u003c\/th\u003e\n\u003ctd\u003eEach (1 bulb)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"apl250c78-section\"\u003e\n    \u003cdiv class=\"apl250c78-section-heading\"\u003eCompatibility\u003c\/div\u003e\n    \u003cul class=\"apl250c78-compat-list\"\u003e\n      \u003cli\u003ePentair AquaLumin II pool and spa lights that use a 78 mm, 250 W double-ended bulb\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"apl250c78-section\"\u003e\n    \u003cdiv class=\"apl250c78-section-heading\"\u003eCross-References\u003c\/div\u003e\n    \u003cdiv class=\"apl250c78-chips\"\u003e\n      \u003cspan class=\"apl250c78-chip\"\u003eQ250T3\/CL\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"apl250c78-section\"\u003e\n    \u003cdiv class=\"apl250c78-section-heading\"\u003eNotes\u003c\/div\u003e\n    \u003cdiv class=\"apl250c78-notes\"\u003e\n      \n      \u003cdiv class=\"apl250c78-note-item\"\u003e\n        \u003cp class=\"apl250c78-note-q\"\u003eDo I need the 78 mm or the 83 mm bulb?\u003c\/p\u003e\n        \u003cp class=\"apl250c78-note-a\"\u003eMeasure the old bulb tip to tip. This one is \u003cstrong\u003e78 mm (about 3-1\/16 in.)\u003c\/strong\u003e. If yours is 83 mm (3-1\/4 in.), order the \u003cstrong\u003eAPC120250C\u003c\/strong\u003e. A bulb that is too short will not make contact in the clips.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \n      \u003cdiv class=\"apl250c78-note-item\"\u003e\n        \u003cp class=\"apl250c78-note-q\"\u003eHow do I change the bulb safely?\u003c\/p\u003e\n        \u003cp class=\"apl250c78-note-a\"\u003eTurn off power to the light at the breaker and let the fixture cool before you open it. Handle the new quartz bulb by its base or with a clean cloth, because skin oil on the glass shortens bulb life. Replace the lens gasket if it is flattened or cracked, and do not run the light out of the water except for a brief test.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \u003cfooter class=\"apl250c78-footer\"\u003e\n    Free Shipping\u003cspan class=\"apl250c78-dot\"\u003e•\u003c\/span\u003e30-Day Returns\u003cspan class=\"apl250c78-dot\"\u003e•\u003c\/span\u003eWarranty Backed\n  \u003c\/footer\u003e\n\n\u003c\/div\u003e\n","brand":"APC","offers":[{"title":"Default Title","offer_id":50612570456129,"sku":"PST-APC120250C78","price":12.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/APC120250C78.jpg?v=1791155258","url":"https:\/\/www.pstpoolsupplies.com\/products\/apc-250w-120v-aqualumin-ii-pool-light-bulb-78mm-double-ended-apc120250c78","provider":"PST Pool Supplies","version":"1.0","type":"link"}