{"product_id":"seaoura-sr-318-25w-small-aquarium-heater","title":"Seaoura SR-318 Small Aquarium Heater","description":"\u003cp\u003eThe \u003ca title=\"Seaoura Mini Aquarium Heater\" href=\"https:\/\/seaoura.com\/collections\/submersible-aquarium-heater4847\"\u003e\u003cstrong\u003eSEAOURA small aquarium heater\u003c\/strong\u003e\u003c\/a\u003e is designed with advanced dual safety protection. It automatically powers off and triggers an alarm when removed from water to prevent dry burning and potential hazards. Built-in adjustable over-temperature protection allows personalized MAX and MIN temperature settings for enhanced safety. Multi-zone temperature sensors ensure accurate and full water temperature detection (heater must be fully submerged during use).\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_aquarium_heater_installation_guide_energy_efficient_heating.webp?v=1776309091\" alt=\"Seaoura SR-318 aquarium heater installation guide, energy efficient heating\" style=\"float: none;\" width=\"583\" height=\"239\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eMini Fish Tank Heater\u003c\/h2\u003e\n\u003cp\u003eSpecially developed for nano aquariums, the SEAOURA 25W fish tank heater provides stable and energy-efficient heating for 1–5 gallon tanks. Its compact size (5.7 × 1 × 0.87 inches) allows easy concealment in aquascaping setups, helping maintain a clean and natural aquarium appearance. Ideal for betta fish, shrimp tanks, small tropical fish tanks, and decorative nano aquariums.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg height=\"267\" width=\"496\" style=\"float: none;\" alt=\"Seaoura SR-318 Aquarium Heater Digital LED Controller\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_Aquarium_Heater_Digital_LED_Controller.webp?v=1776307533\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eDual LED Display with External Smart Controller\u003c\/h2\u003e\n\u003cp\u003eUnlike traditional aquarium heaters, SEAOURA upgrades a high-definition dual LED display that shows real-time water temperature and set temperature simultaneously. Intuitive color indicators make operation simple: red = heating, white = target temperature reached. The external controller design allows safe and convenient adjustments without placing hands in water.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_Smart_Aquarium_Heater_Memory_Function.webp?v=1776307612\" alt=\"Seaoura SR-318 Smart Aquarium Heater \u0026amp; Memory Function\" width=\"559\" height=\"229\" style=\"margin-top: 0px; margin-bottom: 1rem; text-align: center; float: none;\"\u003e\u003c\/p\u003e\n\u003ch2\u003e0.1℉ Precision Temperature Control\u003c\/h2\u003e\n\u003cp\u003eSEAOURA aquarium heater delivers ultra-precise temperature adjustment with ±0.1°F fine tuning and ±1°F quick adjustment. The high-sensitivity sensor continuously monitors water conditions, maintaining a stable aquatic environment for betta fish, tropical fish, shrimp, turtles, and aquatic plants. Helps reduce stress caused by sudden temperature fluctuations.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_smart_aquarium_heater_0.1_F_precise_control_memory_function.webp?v=1776309091\" alt=\"Seaoura SR-318 smart aquarium heater, 0.1°F precise control \u0026amp; memory function\" style=\"float: none;\" width=\"561\" height=\"230\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eSmart Memory Function for Power Recovery\u003c\/h2\u003e\n\u003cp\u003eThe fish tank heater features a built-in \u003cstrong\u003eintelligent memory\u003c\/strong\u003e chip that automatically restores the last set temperature after a power outage. No manual reset is required, ensuring continuous and stable heating performance for your aquarium.\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_Temperature_Protection.webp?v=1776309005\" alt=\"Seaoura SR-318 Temperature Protection\" style=\"float: none;\" width=\"594\" height=\"320\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eDurable Construction \u0026amp; Wide Application\u003c\/h2\u003e\n\u003cp\u003eBuilt with \u003cstrong\u003eexplosion-proof\u003c\/strong\u003e quartz glass and a heat-resistant ABS protective shell, the SEAOURA submersible aquarium heater ensures long-lasting durability and safety. It prevents cracking and protects aquatic life from burns or injuries. Suitable for freshwater tanks, saltwater aquariums, turtle tanks, planted tanks, pet fountains, and plant propagation systems.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg height=\"244\" width=\"596\" style=\"float: none;\" alt=\"Seaoura SR-318 multi-use heater for fish tanks, turtle tanks \u0026amp; aquatic plants\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_multi-use_heater_for_fish_tanks_turtle_tanks_aquatic_plants.webp?v=1776309091\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cdiv\u003e\u003cimg height=\"256\" width=\"624\" style=\"float: none;\" alt=\"Seaoura SR-318 aquarium heater specs, 25W-300W for 1-60 gal tanks\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/Seaoura_SR-318_aquarium_heater_specs_25W-300W_for_1-60_gal_tanks.webp?v=1776307905\"\u003e\u003c\/div\u003e","brand":"Seaoura","offers":[{"title":"25W for 1-5 Gallon \/ US Plug","offer_id":48553623421133,"sku":null,"price":23.1,"currency_code":"USD","in_stock":true},{"title":"25W for 1-5 Gallon \/ EU Plug","offer_id":48556199346381,"sku":null,"price":23.1,"currency_code":"USD","in_stock":true},{"title":"25W for 1-5 Gallon \/ UK Plug","offer_id":48556199379149,"sku":null,"price":23.1,"currency_code":"USD","in_stock":true},{"title":"25W for 1-5 Gallon \/ AU Plug","offer_id":48556199411917,"sku":null,"price":23.1,"currency_code":"USD","in_stock":true},{"title":"50W for 5-10 Gallon \/ US Plug","offer_id":48553623453901,"sku":null,"price":25.29,"currency_code":"USD","in_stock":true},{"title":"50W for 5-10 Gallon \/ EU Plug","offer_id":48556199444685,"sku":null,"price":25.29,"currency_code":"USD","in_stock":true},{"title":"50W for 5-10 Gallon \/ UK Plug","offer_id":48556199477453,"sku":null,"price":25.29,"currency_code":"USD","in_stock":true},{"title":"50W for 5-10 Gallon \/ AU Plug","offer_id":48556199510221,"sku":null,"price":25.29,"currency_code":"USD","in_stock":true},{"title":"100W for 10-20 Gallon \/ US Plug","offer_id":48553623486669,"sku":null,"price":27.49,"currency_code":"USD","in_stock":true},{"title":"100W for 10-20 Gallon \/ EU Plug","offer_id":48556199542989,"sku":null,"price":27.49,"currency_code":"USD","in_stock":true},{"title":"100W for 10-20 Gallon \/ UK Plug","offer_id":48556199575757,"sku":null,"price":27.49,"currency_code":"USD","in_stock":true},{"title":"100W for 10-20 Gallon \/ AU Plug","offer_id":48556199608525,"sku":null,"price":27.49,"currency_code":"USD","in_stock":true},{"title":"150W for 15-30 Gallon \/ US Plug","offer_id":48557070942413,"sku":null,"price":30.79,"currency_code":"USD","in_stock":true},{"title":"150W for 15-30 Gallon \/ EU Plug","offer_id":48557070975181,"sku":null,"price":30.79,"currency_code":"USD","in_stock":true},{"title":"150W for 15-30 Gallon \/ UK Plug","offer_id":48557071007949,"sku":null,"price":30.79,"currency_code":"USD","in_stock":true},{"title":"150W for 15-30 Gallon \/ AU Plug","offer_id":48557071040717,"sku":null,"price":30.79,"currency_code":"USD","in_stock":true},{"title":"200W for 20-40 Gallon \/ US Plug","offer_id":48557074481357,"sku":null,"price":32.99,"currency_code":"USD","in_stock":true},{"title":"200W for 20-40 Gallon \/ EU Plug","offer_id":48557074514125,"sku":null,"price":32.99,"currency_code":"USD","in_stock":true},{"title":"200W for 20-40 Gallon \/ UK Plug","offer_id":48557074546893,"sku":null,"price":32.99,"currency_code":"USD","in_stock":true},{"title":"200W for 20-40 Gallon \/ AU Plug","offer_id":48557074579661,"sku":null,"price":32.99,"currency_code":"USD","in_stock":true},{"title":"300W for 40-60  Gallon \/ US Plug","offer_id":48557074612429,"sku":null,"price":35.19,"currency_code":"USD","in_stock":true},{"title":"300W for 40-60  Gallon \/ EU Plug","offer_id":48557074645197,"sku":null,"price":35.19,"currency_code":"USD","in_stock":true},{"title":"300W for 40-60  Gallon \/ UK Plug","offer_id":48557074677965,"sku":null,"price":35.19,"currency_code":"USD","in_stock":true},{"title":"300W for 40-60  Gallon \/ AU Plug","offer_id":48557074710733,"sku":null,"price":35.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/4523\/1309\/files\/SEAOURASR-318SmallAquariumHeater.webp?v=1776417229","url":"https:\/\/seaoura.com\/nl\/products\/seaoura-sr-318-25w-small-aquarium-heater","provider":"Seaoura","version":"1.0","type":"link"}