{"product_id":"apc-300w-12v-r40-flood-pool-light-bulb-medium-base-apc12300m","title":"APC 300W 12V R40 Flood Pool Light Bulb, Medium Base (APC12300M)","description":"\n\u003cstyle\u003e\n  .apc12300m-wrap, .apc12300m-wrap * { box-sizing: border-box; }\n  .apc12300m-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  .apc12300m-header {\n    border-left: 5px solid #c08c00;\n    padding: 4px 0 4px 16px;\n    margin-bottom: 20px;\n  }\n  .apc12300m-header h2 {\n    margin: 0;\n    color: #0a1a4a;\n    font-size: 1.55em;\n    font-weight: 700;\n    letter-spacing: -0.01em;\n  }\n  .apc12300m-subtitle {\n    margin: 4px 0 0;\n    color: #666;\n    font-size: 0.95em;\n  }\n\n  \/* Intro *\/\n  .apc12300m-intro {\n    margin: 0 0 24px;\n    color: #333;\n    font-size: 0.98em;\n  }\n\n  \/* Section heading *\/\n  .apc12300m-section { margin-bottom: 28px; }\n  .apc12300m-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  .apc12300m-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  .apc12300m-spec-table tr { border-bottom: 1px solid #eef1f6; }\n  .apc12300m-spec-table tr:nth-child(even) { background: #fafbfd; }\n  .apc12300m-spec-table tr:last-child { border-bottom: none; }\n  .apc12300m-spec-table th,\n  .apc12300m-spec-table td {\n    text-align: left;\n    padding: 8px 14px;\n    vertical-align: top;\n  }\n  .apc12300m-spec-table th {\n    font-weight: 600;\n    color: #4a4a4a;\n    width: 38%;\n  }\n  .apc12300m-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  .apc12300m-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  .apc12300m-compat-list li { padding: 2px 0; }\n  .apc12300m-compat-list li::marker { color: #c08c00; }\n\n  \/* Cross-reference chip list *\/\n  .apc12300m-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  .apc12300m-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  .apc12300m-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  .apc12300m-note-item { padding: 8px 0; border-bottom: 1px solid #eef1f6; }\n  .apc12300m-note-item:last-child { border-bottom: none; }\n  .apc12300m-note-q { font-weight: 600; color: #0a1a4a; margin: 0 0 3px; font-size: 0.95em; }\n  .apc12300m-note-a { margin: 0; color: #333; font-size: 0.93em; }\n\n  \/* Footer *\/\n  .apc12300m-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  .apc12300m-footer .apc12300m-dot {\n    color: #c08c00;\n    margin: 0 8px;\n    font-weight: 700;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"apc12300m-wrap\"\u003e\n\n  \u003cheader class=\"apc12300m-header\"\u003e\n    \u003ch2\u003eAPC 300W 12V R40 Flood Pool Light Bulb, Medium Base (APC12300M)\u003c\/h2\u003e\n    \u003cp class=\"apc12300m-subtitle\"\u003e300 W R40 flood bulb for 12 V pool lights\u003c\/p\u003e\n  \u003c\/header\u003e\n\n  \u003cp class=\"apc12300m-intro\"\u003eAPC \u003cstrong\u003eAPC12300M\u003c\/strong\u003e is a 12 V, 300 W R40 reflector flood bulb with a standard E26 medium screw base. It is an aftermarket replacement for Pentair 79101900 (AmerLite, SwimQuip) and Hayward SPX0541Z1 (StarLite, AstroLite) in 12 V pool lights.\u003c\/p\u003e\n\n  \n    \u003csection class=\"apc12300m-section\"\u003e\n      \u003cdiv class=\"apc12300m-section-heading\"\u003eSpecifications\u003c\/div\u003e\n      \u003ctable class=\"apc12300m-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\u003eAPC12300M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eReplacement pool light bulb (aftermarket)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLamp Type\u003c\/th\u003e\n\u003ctd\u003eIncandescent reflector flood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWattage\u003c\/th\u003e\n\u003ctd\u003e300 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e12 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBase\u003c\/th\u003e\n\u003ctd\u003eE26 medium screw base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBulb Shape\u003c\/th\u003e\n\u003ctd\u003eR40 reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLamp Code\u003c\/th\u003e\n\u003ctd\u003e300R\/FL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFace\u003c\/th\u003e\n\u003ctd\u003eFrosted (white)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall Length\u003c\/th\u003e\n\u003ctd\u003eAbout 6-3\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFixture Voltage\u003c\/th\u003e\n\u003ctd\u003e12 V low-voltage pool lights only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReplaces (Pentair)\u003c\/th\u003e\n\u003ctd\u003e79101900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReplaces (Hayward)\u003c\/th\u003e\n\u003ctd\u003eSPX0541Z1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSold As\u003c\/th\u003e\n\u003ctd\u003e1 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=\"apc12300m-section\"\u003e\n    \u003cdiv class=\"apc12300m-section-heading\"\u003eCompatibility\u003c\/div\u003e\n    \u003cul class=\"apc12300m-compat-list\"\u003e\n      \u003cli\u003ePentair AmerLite 12 V pool lights (bulb 79101900)\u003c\/li\u003e\n\u003cli\u003eSta-Rite SwimQuip 12 V, 300 W lights (bulb 79101900)\u003c\/li\u003e\n\u003cli\u003eHayward StarLite SP0540, SP0541, SP0542 and SP0543 lights (bulb SPX0541Z1)\u003c\/li\u003e\n\u003cli\u003eHayward AstroLite SP0580 series 12 V lights (bulb SPX0541Z1)\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"apc12300m-section\"\u003e\n    \u003cdiv class=\"apc12300m-section-heading\"\u003eCross-References\u003c\/div\u003e\n    \u003cdiv class=\"apc12300m-chips\"\u003e\n      \u003cspan class=\"apc12300m-chip\"\u003e79101900\u003c\/span\u003e\u003cspan class=\"apc12300m-chip\"\u003eSPX0541Z1\u003c\/span\u003e\u003cspan class=\"apc12300m-chip\"\u003e300R\/FL\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \n  \u003csection class=\"apc12300m-section\"\u003e\n    \u003cdiv class=\"apc12300m-section-heading\"\u003eNotes\u003c\/div\u003e\n    \u003cdiv class=\"apc12300m-notes\"\u003e\n      \n      \u003cdiv class=\"apc12300m-note-item\"\u003e\n        \u003cp class=\"apc12300m-note-q\"\u003eWill this work in a 120 V pool light?\u003c\/p\u003e\n        \u003cp class=\"apc12300m-note-a\"\u003eNo. This is a \u003cstrong\u003e12 V\u003c\/strong\u003e lamp for lights fed by a 12 V transformer. A 120 V light needs a 120 V bulb, so check your old bulb or the light's label first.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \n      \u003cdiv class=\"apc12300m-note-item\"\u003e\n        \u003cp class=\"apc12300m-note-q\"\u003eCan I run the light out of the water to test it?\u003c\/p\u003e\n        \u003cp class=\"apc12300m-note-a\"\u003eOnly for a second or two. A 300 W incandescent pool light relies on the water for cooling and overheats quickly in open air.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \n    \u003c\/div\u003e\n  \u003c\/section\u003e\n  \n\n  \u003cfooter class=\"apc12300m-footer\"\u003e\n    Free Shipping\u003cspan class=\"apc12300m-dot\"\u003e•\u003c\/span\u003e30-Day Returns\u003cspan class=\"apc12300m-dot\"\u003e•\u003c\/span\u003eWarranty Backed\n  \u003c\/footer\u003e\n\n\u003c\/div\u003e\n","brand":"APC","offers":[{"title":"Default Title","offer_id":50612615512129,"sku":"PST-APC12300M","price":18.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/APC12300M.jpg?v=1791155443","url":"https:\/\/www.pstpoolsupplies.com\/products\/apc-300w-12v-r40-flood-pool-light-bulb-medium-base-apc12300m","provider":"PST Pool Supplies","version":"1.0","type":"link"}