{"product_id":"afr-1-ac220v-liquid-level-controller-relay-water-level-switch-auto-supply-drainage","title":"AFR-1 AC220V Liquid Level Controller Relay – Auto Water Switch","description":"\n\u003ch2\u003eAFR-1 AC220V Liquid Level Controller Relay with Base \u0026amp; 2M Probe\u003c\/h2\u003e\n\u003cp\u003eTake full control of your water management system with the \u003cstrong\u003eAFR-1 Liquid Level Controller Relay\u003c\/strong\u003e. Designed for AC220V (50\/60Hz) operation, this automatic water level switch handles both water supply and drainage without any manual intervention — ideal for tanks, reservoirs, sump pits, agricultural systems, and industrial applications.\u003c\/p\u003e\n\n\u003cp\u003eWith CE certification, a compact housing, and a 2-metre probe included right out of the box, this controller delivers reliable, hands-free liquid level management for home, commercial, and light industrial use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomatic Operation:\u003c\/strong\u003e Automatically triggers water supply or drainage based on detected liquid levels — no manual monitoring needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European safety standards for peace of mind.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Operates at AC220V 50\/60Hz, suitable for most standard electrical systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Draws ≤2W, making it highly energy efficient.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe Detection Voltage:\u003c\/strong\u003e Probe operates at \u0026lt;10V for safe contact with water.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e Handles up to 5A — suitable for pumps and solenoid valves.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2M Probe Included:\u003c\/strong\u003e Ready-to-install probe reaches into tanks and reservoirs with ease.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Sturdy:\u003c\/strong\u003e Dimensions of 48×69×60mm in a robust black housing with a convenient base mount.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range:\u003c\/strong\u003e Operates reliably from 15°C to +40°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAFR-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLiquid Level Control Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC220V 50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetection Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15°C ~ +40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 × 69 × 60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Metres\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× AFR-1 Liquid Level Controller Relay\u003c\/li\u003e\n  \u003cli\u003e1× Mounting Base\u003c\/li\u003e\n  \u003cli\u003e1× 2M Probe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/balashov-2500w-handheld-steam-cleaner-kitchen-car-home\"\u003eBALASHOV 2500W Handheld Steam Cleaner – Kitchen, Car \u0026amp; Home\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage does the AFR-1 liquid level controller relay operate on?\u003c\/h4\u003e\n\u003cp\u003eA: The AFR-1 operates on AC220V at 50\/60Hz, making it compatible with standard household and light industrial electrical systems in most countries.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What applications is this water level controller suitable for?\u003c\/h4\u003e\n\u003cp\u003eA: The AFR-1 liquid level controller relay is ideal for a wide range of applications including water tanks, reservoirs, sump pits, irrigation systems, aquaculture, and any setup requiring automatic water supply or drainage control.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the 2M probe safe to use in water?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The detection voltage of the probe is kept below 10V, ensuring safe contact with water during liquid level sensing, even in continuous-use environments.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this controller handle pump loads?\u003c\/h4\u003e\n\u003cp\u003eA: The AFR-1 is rated at 5A, making it compatible with small to medium pumps and solenoid valves commonly used in water management systems.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage does the AFR-1 liquid level controller relay operate on?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The AFR-1 operates on AC220V at 50\/60Hz, making it compatible with standard household and light industrial electrical systems in most countries.\"}}, {\"@type\": \"Question\", \"name\": \"What applications is this water level controller suitable for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The AFR-1 liquid level controller relay is ideal for a wide range of applications including water tanks, reservoirs, sump pits, irrigation systems, aquaculture, and any setup requiring automatic water supply or drainage control.\"}}, {\"@type\": \"Question\", \"name\": \"Is the 2M probe safe to use in water?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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