{"product_id":"30a-12v-waterproof-pwm-charge-controller","title":"30A 12V Waterproof PWM Solar Charge Controller","description":"\u003ch2\u003e30A PWM Solar Charge Controller for Outdoor and Marine Installs\u003c\/h2\u003e\n\u003cp\u003eA PWM controller is the simple, economical choice when panel voltage is close to battery voltage — a 12V panel on a 12V battery, for instance. It costs less than MPPT and has less to go wrong, which is why it still suits small RV, boat and shed systems.\u003c\/p\u003e\n\u003cp\u003eSize the array to the limits in the specifications table.\u003c\/p\u003e\n\u003cp\u003eRated IP65. Mount it close to the battery on a vertical surface with airflow around the heatsink, and wire battery first, then panels.\u003c\/p\u003e","brand":"United Global Solar","offers":[{"title":"Default Title","offer_id":53519968731317,"sku":"RS-PWM30WP","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/6744\/1845\/files\/PWM30A20240717_1.jpg?v=1792240989","url":"https:\/\/unitedglobalsolar.com\/products\/30a-12v-waterproof-pwm-charge-controller","provider":"United Global Solar","version":"1.0","type":"link"}