{"product_id":"used-zksj-blue-1600-pump-controller","title":"Used - ZKSJ Blue 1600 Pump + Controller","description":"\u003cp\u003e\u003cspan\u003eExperience the next generation of aquarium water circulation with ZKSJ BLUE Series DC pumps. Featuring 20-speed infinite variable control and 4 operation modes, these ultra-quiet, energy-efficient pumps deliver precise water flow from 1600L\/H to 30000L\/H. Perfect for aquariums ranging from small 50cm setups to massive 300cm professional systems.\u003c\/span\u003e\u003c\/p\u003e","brand":"Donations Drop Off","offers":[{"title":"Default Title","offer_id":52220940255524,"sku":null,"price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/6299\/7796\/files\/New_Project_-_2026-03-09T172951.385.jpg?v=1773091819","url":"https:\/\/tropicalshowcase.com\/products\/used-zksj-blue-1600-pump-controller","provider":"Tropical Showcase","version":"1.0","type":"link"}