--- product_id: 155829058 title: "Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2" brand: "keenso" price: "¥7449" currency: JPY in_stock: true category: "Keenso" url: https://www.desertcart.jp/products/155829058-keenso-grt8-a2-auto-timer-relay-230v-ac-dc-12v store_origin: JP region: Japan --- # 0.1s–10 days delay range 16A high current rating Compact 35mm DIN rail mount Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 **Brand:** keenso **Price:** ¥7449 **Availability:** ✅ In Stock ## Summary > ⏱️ Time your success with precision and power! ## Quick Answers - **What is this?** Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 by keenso - **How much does it cost?** ¥7449 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/155829058-keenso-grt8-a2-auto-timer-relay-230v-ac-dc-12v) ## Best For - keenso enthusiasts ## Why This Product - Trusted keenso brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek Space-Saver:** Super compact 90x18x64mm design fits seamlessly on any standard 35mm DIN rail—maximize your control panel real estate. - • **Powerhouse Performance:** Handles up to 16 Amps with silver alloy contacts ensuring durable, reliable switching for heavy-duty equipment. - • **Precision Timing Mastery:** Set ultra-wide delays from a lightning-fast 0.1 seconds up to 10 days with 5% accuracy—never miss a beat in your industrial control. - • **Intuitive Control & Feedback:** Easily adjust delay via a user-friendly knob and monitor status instantly with clear LED indicators—control made effortless. - • **Built for Industry, Ready for Anything:** Wide voltage compatibility (AC/DC 12-240V), robust mechanical life (10 million cycles), and IP20 protection for dependable operation in diverse environments. ## Overview The Keenso GRT8-A2 Auto Timer Relay is a compact, industrial-grade time relay designed for versatile control applications. Featuring an ultra-wide delay range from 0.1 seconds to 10 days, a robust 16A silver alloy contact rating, and easy DIN rail mounting, it delivers precise, reliable timing for motors, fans, lighting, and heating elements. With intuitive knob settings and LED indicators, it ensures seamless integration and operation in demanding industrial environments. ## Description Product Description Keenso GRT8-Auto Timer Relay AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-grt8-a2 Widely Applications -- This delay time relay can be used for industrial equipment, lighting control, heating element control, motor, fan control and more. LCD Display -- The working status of relay is indicated by LED indicator light, clear display, easy to use. Ultra-wide Delay Range -- Super wide time delay setting range of 0.1s - 10days. Delay connect or disconnect the line, such as control heating elements on time, the working time of the pump, fan delay disconnect. GRT8-Single Function Din Rail Time Relay Industrial Control Auto Timer Relay Specification Type: AC230V, AC/DC 12V-240V(Optional) Function: power on delay Power terminal: A1-A2 Rated control power supply voltage :AC/DC 12-240 v (50/60 hz) Power consumption: AC 0.7-3 w /DC 0.5-1.7 w Power supply allowable fluctuation range: -15%; + 10% Power indicator: Green LED Delay range: 0.1 second -10 days, normally open NO, normally NC close Setting mode: knob Setting accuracy; 5% Repeat accuracy: 0.2% Temperature fluctuation error: 0.05%℃,at=20℃ Output: 2 sets of switching contacts 16A/AC250VAC Minimum switching power: 500 mW Output relay indication: Red LED Mechanical life: 10000000 Long-life electrical (load) : 1000000 Working environment temperature: - 20℃~ 55℃ Storage and transportation environment temperature: - 35℃~ 75℃ Installation: 35 mm rail mounting level: Ip 20 Installation location: any Installation altitude: 2000 meters Pollution level: 2 Wiring capacity :1x 2.5 mm2 or 2x 1.5 mm2 Dimensions :90*18*64 mm/3.5*0.7*2.5 inch Meet the standard: GB 14048.5. IEC/EN 60255-1 Weight: Approx.50 g/1.8oz Package Included 1 x GRT8-Time Relay ## Features - 【Single Function Time Relay】-- Here are AC/DC 12~240 V wide working voltage specification (optional). Single function time relay, delay can be directly set through the panel knob, convenient and intuitive. - 【Widely Applications】-- This delay time relay can be used for industrial equipment, lighting control, heating element control, motor, fan control and more. - 【Ultra-wide Delay Range】-- Super wide time delay setting range of 0.1s - 10days. Delay connect or disconnect the line, such as control heating elements on time, the working time of the pump, fan delay disconnect. - 【LCD Display】-- The working status of relay is indicated by LED indicator light, clear display, easy to use. - 【Compact Size】-- This relay is super small, 35mm rail mounting. Practical Timer Relay for you! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07QXKKY9V | | Best Sellers Rank | 833,895 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,468 in Timers | | Brand | Keenso | | Connector Type | Screw | | Connector type | Screw | | Contact Current Rating | 16 Amps | | Contact Material | Silver Alloy | | Contact Type | Normally Open | | Contact material | Silver Alloy | | Contact type | Normally Open | | Country Of Origin | China | | Current Rating | 16 Amps | | Current rating | 16 Amps | | Customer Reviews | 4.2 out of 5 stars 4 Reviews | | Item Weight | 0.05 Kilograms | | Manufacturer | Keenso | | Manufacturer Part Number | Keenso9076imvoby-01 | | Maximum Switching Voltage | 240 Volts | | Mounting Type | DIN Rail Mount | | Mounting type | DIN Rail Mount | | Number of Terminals | 2 | | Operating Time | 10 Days | | Operation Mode | Automatic | | Specification Met | GB 14048.5, IEC/EN 60255-1 | | UPC | 754959127737 | | Wattage | 500 watts | ## Images ![Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 - Image 1](https://m.media-amazon.com/images/I/51AAUi2W61L.jpg) ![Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 - Image 2](https://m.media-amazon.com/images/I/51CAFHj+E+L.jpg) ![Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 - Image 3](https://m.media-amazon.com/images/I/51XPiBKPB1L.jpg) ![Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 - Image 4](https://m.media-amazon.com/images/I/51LBgENj+NL.jpg) ![Keenso GRT8-A2 Auto Timer Relay 230V AC/DC 12V-240V Single Function Din Rail Time Relay Industrial Control (AC230V) grt8-a2 grt8-a2 - Image 5](https://m.media-amazon.com/images/I/41yWaAPrUZL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/155829058-keenso-grt8-a2-auto-timer-relay-230v-ac-dc-12v](https://www.desertcart.jp/products/155829058-keenso-grt8-a2-auto-timer-relay-230v-ac-dc-12v) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-14*