# Sakthi Controller

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## Sitemaps

- [XML Sitemap](https://sakthicontroller.com/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [HappyBell 2025 - Android & Windows](https://sakthicontroller.com/softwares/happybell-android/): HappyBell Editor lets you customize audio, schedule playback, and manage settings for your bell system on Windows & Android, enhancing worship experiences.
- [Join with Us](https://sakthicontroller.com/careers/join-with-us/): Join Sakthi Controller to build embedded, IoT, AI, automation, Flutter, PCB, and smart power products. Freshers and experienced engineers welcome.
- [HappyBell® Editor Software](https://sakthicontroller.com/softwares/happybell-editor/): HappyBell Editor lets you create, schedule, and manage audio for HappyBell systems with ease—perfect for churches and temples of all sizes.
- [TruckerTally - Weigh Bridge Software](https://sakthicontroller.com/softwares/truckertally/): Streamline weigh bridge operations with user-friendly software offering public/vendor billing, payment tracking, and secure communication.
- [SocketTester-Native TCP, UDP & Serial Port Testing Tool](https://sakthicontroller.com/softwares/sockettester-native-tcp-udp-serial-port-testing-tool/): A lightweight native engineering utility for testing TCP, UDP & Serial/UART communication. The goal is simple: fast startup and a clean single-window workflow.
- [TuneIn Boardcaster - Your Own Radio](https://sakthicontroller.com/softwares/tunein-boardcaster-your-own-radio/): TuneIn Broadcast is a mobile app for live radio broadcasting that brings the full control room experience to a single Android device.
- [ShipEase - Smart pickup & delivery!](https://sakthicontroller.com/softwares/ship-ease/): ShipEase streamlines deliveries with smart order management, live tracking, AI route planning, and seamless printer & scale integration for faster logistics.
- [BellBoy - Gang Bell Timer](https://sakthicontroller.com/softwares/bell-boy/): BellBoy automates bell ringing for schools, offices & factories. Schedule alarms, weekly offs, holidays & connect up to 10 electronic gong bells.
- [PBS - The Billing Software](https://sakthicontroller.com/softwares/pbs/): Billing Software simplifies GST-compliant accounting, inventory, and sales management for businesses, offering secure, user-friendly, and customizable features.
- [Tunein - Cast & Radio](https://sakthicontroller.com/softwares/tunein-cast-radio/): TuneIn-Cast & TuneIn-Radio let you broadcast, stream, and explore global audio content effortlessly, connecting voices and audiences worldwide.
- [MiniPOS - Simple & Efficient Billing](https://sakthicontroller.com/softwares/mini-pos/): Mini-POS is a simple, efficient billing app with fast transactions, sales tracking, scale integration, and Bluetooth printing for smooth business operations.
- [Next-Generation Weighment Solutions](https://sakthicontroller.com/services/next-generation-weighment-solutions/): R&D expertise in commercial and industrial weighing systems, delivering high-accuracy scales and weighbridges through advanced electronics, firmware and calibration.
- [Embedded & System Software Development](https://sakthicontroller.com/services/software-development-services/): Integrated software & embedded development services covering system software, APIs and mobile apps, enabling scalable, connected, production-ready products.
- [Embedded System Design & Development](https://sakthicontroller.com/services/embedded-system-design-development/): End-to-end embedded system solutions for STM, TI, NXP, 8051, PIC and AVR MCUs, covering hardware, firmware, PCB design and production-ready development.
- [Home Appliance Design & Development](https://sakthicontroller.com/services/home-appliance-design-development/): End-to-end home appliance design and development, from concept to pilot-ready products, covering 3D design, PCB, firmware, prototyping & manufacturing support.
- [Automotive Lighting Solutions](https://sakthicontroller.com/services/automotive-lighting-solutions/): End-to-end automotive lighting solutions for interior and exterior systems, from concept to production, delivering LED control, animations and OEM innovation.
- [Rhythm Electronics - Vellore - TN](https://sakthicontroller.com/testimonial/rhythm-electronics-vellore/): The product is nice, but there's room for improvement in the voice clarity. The horn sound is not clear. A focus on enhancing voice quality would be appreciated.
- [Rupa - Tirupur - TN](https://sakthicontroller.com/testimonial/rupa-tirupur/): The product is very nice, but there's room for improvement. Looking forward to more enhancements.
- [PTR Electronics - Tirupur - TN](https://sakthicontroller.com/testimonial/ptr-electronics-tirupur/): Not a single complaint received from customers; a testament to the exceptional quality and reliability of your products.
- [Sita Rama Electronics - Bhimavaram - AP](https://sakthicontroller.com/testimonial/sita-rama-electronics-bhimavaram/): The product is of very high quality, and customers frequently check the online prices. Sometimes, this leads to a discrepancy in pricing, affecting the business's ability to sell the product.
- [KH Exports India Pvt Ltd-LPD - Vellore - TN](https://sakthicontroller.com/testimonial/kh-exports-india-pvt-ltd-lpd-tamil-nadu/): The product is excellent with no issues. However, there is a concern about low volume output, indicating a need to increase the volume.
- [Yerukonda Sound Systems - Rajamundry - AP](https://sakthicontroller.com/testimonial/yerukonda-sound-systems-rajamundry-ap/): The product is performing excellently and is of high quality. However, there have been some reported issues with the SMPS board and power problems in certain kits, necessitating replacements.
- [Ramesh Lahari Electronics - Medak - TS](https://sakthicontroller.com/testimonial/ramesh-lahari-electronics-medak-ts/): I'm really pleased with the product; it's great. And the service is good too
- [Michel ShayaRaja - Pudhukottai - TN](https://sakthicontroller.com/testimonial/michel-shayaraja-pudhukottai-tn/): The product is nice, and I haven't encountered any issues with it.
- [Kumba Agency - TN](https://sakthicontroller.com/testimonial/kumba-agency-tn/): The product is of very good quality, and there have been no complaints from customers. The service has been smooth.
- [Prince Of Peace - Amalapuram - AP](https://sakthicontroller.com/testimonial/prince-of-peace-amalapuram-ap/): There are no problems with the product. However, the online business has slowed down, affecting overall sales.
- [Karunai Electrician - Bangalore - KA](https://sakthicontroller.com/testimonial/karunai-electrician-bangalore-ka/): The product is working fine and is of good quality. There are no remarks or complaints about it.
- [JK Enterpirses - Dharampuri - TN](https://sakthicontroller.com/testimonial/jk-enterpirses-dharampuri/): Impressed with an exceptionally good product. The experience has been nothing short of nice and superb.
- [Sri Mari Hitech - Thulasiyar Pattinam - TN](https://sakthicontroller.com/testimonial/sri-mari-hitech-thulasiyar-pattinam/): The product is impressive, and we've received no complaints from our customers. A testament to its quality and reliability.
- [Monika - Nammakal - TN](https://sakthicontroller.com/testimonial/monika-nammakal/): A super product! Huge thanks to your team for delivering excellence. I'll gladly refer anyone in need.
- [Anabond Ltd - Chennai - TN](https://sakthicontroller.com/testimonial/anabond-ltd-chennai/): Good product, nice, superb.
- [Suresh-Dharampuri - TN](https://sakthicontroller.com/testimonial/suresh-dharampuri/): The product is nice, but there seems to be an issue with making changes in songs. Looking for a solution.
- [Venkatasan Retailer - Salem - TN](https://sakthicontroller.com/testimonial/venkatasan-retailer-salem-2/): The product BellBoy is good; we haven't encountered any problems. Satisfied with its performance.
- [Tamil Nadu Eversilver - Krishnagri - TN](https://sakthicontroller.com/testimonial/tamil-nadu-eversilver-krishnagri/): A very good and nice product. Customers are happy with its performance and functionality.
- [Venkatasan Retailer - Salem - TN](https://sakthicontroller.com/testimonial/venkatasan-retailer-salem/): The product is good, and customers are happy with its performance. Satisfied with the overall experience.
- [Bharath Electronics - Dindugal - TN](https://sakthicontroller.com/testimonial/bharath-electronics-dindugal/): No complaints from customers; the product is nice and meets expectations.
- [Sanjeevi - Tirupathi - AP](https://sakthicontroller.com/testimonial/sanjeevi-tirupathi/): The time bell sound is nice. Adding a dominant song would make it even more effective.
- [Baba - Peddapalli - AP](https://sakthicontroller.com/testimonial/baba-peddapalli/): Wonderful product! I am happy with Happy Bell. Changing new songs and prayers yearly adds a delightful touch.

## Pages

- [Products](https://sakthicontroller.com/products/): Explore featured products from Sakthi Controller, including alarm devices, software solutions, and industrial custom systems. Visit our shop for details.
- [Privacy Policy](https://sakthicontroller.com/privacy-policy/): Sakthi Controller protects your personal data. Secure online payments, strict privacy measures, and no sharing of customer information with third parties.
- [Terms and Conditions](https://sakthicontroller.com/terms-and-conditions/): Sakthi Controller’s Terms of Sale cover orders, payments, delivery, returns, warranties, taxes, and product safety, ensuring compliance and customer protection.
- [Refund & Cancellation Policy](https://sakthicontroller.com/refund-policy/): Learn Sakthi Controller’s refund policy. Guidelines for cancellations, faulty or incorrect products, and secure processing of refunds for all purchases.
- [Join with Us](https://sakthicontroller.com/join-with-us/): Explore careers at Sakthi Controller. Apply online for job openings in embedded systems, industrial solutions, and custom engineering services.
- [Product Registration](https://sakthicontroller.com/product-reg-form/)
- [About Us](https://sakthicontroller.com/about-us/): Sakthi Controller specializes in embedded systems, PCB design, firmware, and custom hardware with global innovation since 2009.
- [Contact Us](https://sakthicontroller.com/contact-us/): Get in touch with Sakthi Controller for embedded systems, alarm devices, and weighscale solutions. Call, WhatsApp, or email us today.
- [Services](https://sakthicontroller.com/services/): Sakthi Controller offers IoT, SIP, software development, PCB design, OEM/ODM, and embedded programming services for industrial and custom solutions.
- [Shop](https://sakthicontroller.com/shop/): Browse Sakthi Controller’s products including alarm devices, software solutions, and industrial hardware. Explore our shop for featured and custom solutions.
- [Register Software](https://sakthicontroller.com/register-software/): Register your product trial with Sakthi Controller. Try software like Happy Bell, Truckertally, Billing software, and customize features for 1–2 months.
- [Location](https://sakthicontroller.com/location/): Locate Sakthi Controller in Vellore, Tamil Nadu. Find our office easily on the map and get directions for visits or inquiries.
- [Child Safety & CSAE Prevention Policy](https://sakthicontroller.com/csae/): Read our CSAE Policy. We enforce zero tolerance for child sexual abuse and exploitation, with strict measures, reporting, and legal action.
- [Audios](https://sakthicontroller.com/audios/): Download free audio files for HappyBell, BellBoy and other alarm devices. Perfect for schools, colleges, and industries to ring on time.
- [TuneIn Unsubscribe](https://sakthicontroller.com/tunein-unsubscribe/): Mail us to msivamoorthy@gmail.com
- [Testimonial](https://sakthicontroller.com/testimonial/)
- [Order Tracking](https://sakthicontroller.com/order-tracking/)

## Products

- [HappyBell® - Church/Temple & School Bell](https://sakthicontroller.com/shop/happybell/): Programmable electronic bell playing hourly inspirational audio in English & regional languages. Features 16GB MicroSD, night shutdown, and plug-play operation.
- [TTL/RS232 External Display - 1 Inch](https://sakthicontroller.com/shop/ttl-rs232-external-display-1-inch/): High-visibility 6-digit external LED display with TTL/RS232 input, ideal for industrial weigh scales, real-time monitoring, and automation applications
- [Buddy51-mini – 8051 Development Kit](https://sakthicontroller.com/shop/buddy51-mini/): Compact 8051 dev board with USB bootloader, breadboard-friendly design, full GPIO access, and open-source libraries — perfect for students and makers.
- [UART-to-Current Loop (0–20mA / 4–20mA)](https://sakthicontroller.com/shop/uart-to-current-loop-0-20ma-4-20ma/): Compact 0–20 mA/4–20 mA current loop converter with UART TTL input, 12-bit DAC, and 5V operation — ideal for industrial weighing and packaging systems.
- [WiFi to Serial Converter](https://sakthicontroller.com/shop/wifi-to-serial-converter/): WiFi to Serial Converter, web-based configuration, star/hub/peer-to-peer support, adjustable baud rates, ideal for industrial wireless communication
- [BuddyPOS Smart Weigh & Billing Terminal](https://sakthicontroller.com/shop/buddypos-smart-weigh-billing-terminal/): Smart weighing indicator with built-in thermal printer, Wi-Fi, Bluetooth and Mini POS support for fast billing and receipt printing.
- [Pinky Scale - World Smallest Scale Board](https://sakthicontroller.com/shop/pinky-scale/): World’s Smallest Portable Scale – Compact USB-powered, with 24-bit ADC, Android app support, precise measurements, and portable design for on-the-go testing.
- [TTL to RS485 Converter](https://sakthicontroller.com/shop/ttl-to-rs485-converter/): TTL to RS485 converter board, 5V powered, compact design, ensures reliable and efficient RS485 communication for industrial and embedded applications
- [USB to RS485 Converter](https://sakthicontroller.com/shop/usb-to-rs485-converter/): USB to RS485 converter, USB-powered, compact & plug-and-play, supports up to 2Mbps, compatible with Windows/macOS/Linux — ideal for reliable RS485 communication
- [USB to RS485 Converter V2](https://sakthicontroller.com/shop/usb-to-rs485-converter-v2/): Compact USB-to-RS485 converter, USB-powered, plug-and-play, supports up to 2Mbps, compatible with Windows/macOS/Linux — ideal for reliable RS485 communication.
- [P10 External Display - Wireless & Wired](https://sakthicontroller.com/shop/p10-external-display/): Industrial LED display with RS232/USB/TCP, real-time visualization, browser-based setup, compact design — ideal for weigh scales and process displays
- [USB to Isolated TTL - Machine Edition](https://sakthicontroller.com/shop/iso-usb-to-ttl/): Rugged USB to TTL converter with optical isolation, high-speed 2Mbps communication, compact design - ideal for industrial machine integration
- [Isolated USB to RS485 Converter](https://sakthicontroller.com/shop/iso-usb-to-rs485/): USB-to-RS485 converter with optical isolation, 3Mbps high-speed transfer, USB-powered, and long-distance support up to 1.2 km — ideal for industrial automation
- [P10 Display Controller](https://sakthicontroller.com/shop/p10-driver/): Industrial P10 display controller; WiFi-based browser configuration. Supports RS232/USB, and easy integration for production, weigh scales, and public info
- [USB to Isolated TTL - PC Edition](https://sakthicontroller.com/shop/iso-usb-to-ttl-pc/): USB-to-TTL converter with optical isolation, high-speed 2Mbps communication, USB-powered, and compact plug-and-play design — ideal for secure development.
- [Smart Voice Playback Module](https://sakthicontroller.com/shop/smart-voice-playback-module/): Serial voice playback module with onboard storage, 3W amp, and in-circuit updates — ideal for automation, weighing, retail, and embedded systems.
- [Multiport Scale - WiFi/Bluetooth/USB/485](https://sakthicontroller.com/shop/mulitport-weighscale-board-wifi-bluetooth-usb-rs485-ttl/): ESP32 industrial weigh scale with USB, RS485, TTL interfaces, 24-bit ADC, external 6-digit display support, and Wi-Fi/Bluetooth — ideal for labs and automation
- [BlueScale - Bluetooth/WiFi Ration Shop](https://sakthicontroller.com/shop/bluescale-ration-shop-scale-bluetooth/): Compact ESP32 weigh scale with Bluetooth/WiFi, 24-bit ADC, 6-digit display, and Li-ion battery — ideal for Tamil Nadu ration shops and retail applications.
- [HookScale-WiFi/Bluetooth Weighing Controller](https://sakthicontroller.com/shop/hookscale-wifi-bluetooth-weighing-controller/): Portable digital weighing controller for livestock, farms, vegetables and crane scales with onboard display, Bluetooth, high-precision ADC and flexible battery
- [USB to RS232 Isolated Converter](https://sakthicontroller.com/shop/usb-to-rs232-isolated-converter/): USB-to-RS232 converter with full optical isolation, high-speed 2Mbps transfer, USB-powered, plug-and-play — ideal for industrial secure serial communication.
- [Mini Wi-Fi Serial Weigh Module](https://sakthicontroller.com/shop/mini-wi-fi-serial-weigh-module/): Mini Wi-Fi serial weigh module with UART, web/mobile configuration, tare/reset button, Li-ion charging, and compact design — ideal for POS and industrial use.
- [8051 Basic Development Board](https://sakthicontroller.com/shop/8051-basic/): 40-pin 8051 development board for basic prototyping. Supports USBASP ISP programming, AC/DC power, and easy access to all pins with extension slots.
- [BellBoy - School, College & Industrial Use](https://sakthicontroller.com/shop/bell-boy/): Automatic bell system for schools, offices, and factories. Schedule ON/OFF, customize patterns, manage holidays, and hassle-free operation
- [LPT to Serial/USB Converter](https://sakthicontroller.com/shop/lpt-to-serial-usb-converter/): Digitally capture LPT data with USB/RS232, store as text or PS files. Fast, reliable, and paperless transfer for legacy machines and industrial integration.
- [RS232 to LPT (Serial to LPT)](https://sakthicontroller.com/shop/rs232-to-lpt/): Connect RS232 devices to LPT printers easily with our plug-and-play converter. Ensures seamless legacy integration, universal printer support, and reliable

## Categories

- [Services](https://sakthicontroller.com/category/services/)
- [Softwares](https://sakthicontroller.com/category/softwares/)
- [Careers](https://sakthicontroller.com/category/careers/)
- [Testimonial](https://sakthicontroller.com/category/testimonial/)

## Tags

- [Scales](https://sakthicontroller.com/tag/scales/)
- [Mobile App](https://sakthicontroller.com/tag/mobile-app/)
- [Android](https://sakthicontroller.com/tag/android/)
- [Thermal Printer](https://sakthicontroller.com/tag/thermal-printer/)
- [Windows](https://sakthicontroller.com/tag/windows/)
- [HappyBell](https://sakthicontroller.com/tag/happybell/)
- [Live Stream](https://sakthicontroller.com/tag/live-stream/)
- [Billing](https://sakthicontroller.com/tag/billing/)
- [BellBoy](https://sakthicontroller.com/tag/bellboy/)

## Product brands

- [HappyBell](https://sakthicontroller.com/brand/happybell/)

## Product categories

- [Kits & Development Boards](https://sakthicontroller.com/product-category/kits/)
- [Industrial Items](https://sakthicontroller.com/product-category/industrial-items/)
- [Bell or Alarm](https://sakthicontroller.com/product-category/bell-or-alarm/)
- [Weigh Scale](https://sakthicontroller.com/product-category/weigh-scale/)

## Product tags

- [USB](https://sakthicontroller.com/product-tag/usb/)
- [RS232](https://sakthicontroller.com/product-tag/rs232/)
- [RS485](https://sakthicontroller.com/product-tag/rs485/)
- [Playback](https://sakthicontroller.com/product-tag/playback/)
- [Audio](https://sakthicontroller.com/product-tag/audio/)
- [Scale](https://sakthicontroller.com/product-tag/scale/)
- [UART](https://sakthicontroller.com/product-tag/uart/)
- [Weighscale](https://sakthicontroller.com/product-tag/weighscale/)
- [Bluetooth](https://sakthicontroller.com/product-tag/bluetooth/)
- [WiFi](https://sakthicontroller.com/product-tag/wifi/)
- [4-20mA](https://sakthicontroller.com/product-tag/4-20ma/)
- [Kit](https://sakthicontroller.com/product-tag/kit/)
- [Display](https://sakthicontroller.com/product-tag/display/)
- [Isolated](https://sakthicontroller.com/product-tag/isolated/)
- [P10](https://sakthicontroller.com/product-tag/p10/)
- [Bell](https://sakthicontroller.com/product-tag/bell/)
- [Alarm](https://sakthicontroller.com/product-tag/alarm/)
- [LPT](https://sakthicontroller.com/product-tag/lpt/)