Product Images are shown for illustrative purposes only and may differ from actual product.

HW-521 Adjustable Timing Cycle with External Trigger Power Relay Module

  • Stock: 25

    Availability: InStock priceValidUntil: 2026-04-26

  • Brand: Generic
  • SKU: 2634 | DAE057

Availability: InStock priceValidUntil: 2026-04-26

  • Rs. 122.72 (inc GST)
    Rs.104.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

HW-521 Adjustable Timing Cycle Power Relay Module

HW-521 1-Channel Relay Module with adjustable timing cycle, 6-30V operation, and 5A output capacity.

The HW-521 Adjustable Timing Cycle Power Relay Module is designed for home automation and control applications. It operates within a voltage range of 6-30 Volts, offering a reliable solution for various electronic projects. This module features an adjustable timing cycle switch and a digital LED display for easy monitoring. With a maximum output of 5 Amps for both DC and AC applications, this relay module is versatile and user-friendly.

Engineered for efficiency, the HW-521 Adjustable Timing Cycle Power Relay Module supports a micro USB 5.0 Volts power supply. It is ideal for controlling devices in smart home systems, timers, and automation projects. The onboard adjustable timing cycle allows users to set precise control over their devices, making it an essential component for electronics enthusiasts and professionals alike.

Explore the potential of the HW-521 Adjustable Timing Cycle Power Relay Module. Its wide application range and ease of use make it suitable for various fields, from home automation to industrial setups. Discover how this relay module can enhance your electronic projects today.

At DNA Solutions, we offer a variety of Relay, SSR and MOSFET Modules from trusted brands like HW. Explore our collection to find the perfect solution for your automation needs. Check other Relay, SSR and MOSFET Modules that we have in stock.

If you're looking for specific electronic components, DNA can help. We can import hard-to-find parts and support both retail and bulk orders. Check out our range including Microcontrollers, Sensors, DC to DC Converters, Power Supplies, Crystals, and Inductors. Contact Us.

Features of HW-521 Adjustable Timing Cycle Power Relay Module

  • Adjustable timing cycle
  • Digital LED display
  • Supports micro USB power supply
  • 1-Channel control
  • DC/AC output capability up to 5A

Specification of HW-521 Adjustable Timing Cycle Power Relay Module

  • Operating voltage: 6-30 Volts
  • Output capability: 5 Amps
  • AC voltage: 220 Volts
  • DC voltage: 30 Volts

Applications of HW-521 Adjustable Timing Cycle Power Relay Module

  • Home automation
  • Timer control systems
  • Smart home devices
  • Industrial automation

Package Includes

  • 1 X HW-521 Adjustable Timing Cycle Power Relay Module
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (0)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
How long does dispatch take?
In-stock items typically dispatch within 1–2 working days. If any item needs sourcing, we’ll update you with the expected timeline before dispatch.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
What if I need a component that is not listed on your website?
Contact us with the part number or requirement — we may be able to source it or suggest an equivalent.
Do you supply branded parts (Texas Instruments, ST, Vishay, etc.)?
Yes — if a brand/manufacturer is listed on the product page. If not listed, share the exact manufacturer + part number and we’ll check sourcing options.

NEW Products

Product Page : New Products

MEANWELL EDR-120-24 SMPS

Meanwell EDR-120-24 DIN Rail Power SupplyEDR-120-24 Power Supply with high efficiency, universal AC ..

Rs.2,310.44 (inc GST)
Rs.1,958.00 + GST

SKU: 7213 | DAD302
Stock: 2

Keltron Supercapacitor 3.3 Farad 2.7 Volts EDLC

Keltron Supercapacitor 3.3 Farad 2.7 Volts EDLC Keltron 3.3F 2.7V EDLC provides rapid charging, hig..

Rs.39.83 (inc GST)
Rs.33.75 + GST

SKU: 10251 | DAJ135
Stock: 10

WS2811 LED DRIVER CHIP, 8 PIN IC

WS2811 LED Driver Chip 8 Pin IC WS2811 LED Driver Chip, 8 Pins IC with 3 output channels, 12V consta..

Rs.7.08 (inc GST)
Rs.6.00 + GST

SKU: 7369 | DAF942
Stock: 150

Arduino Mega 2560 Pro Mini

Arduino Mega Pro 2560 Development Board Mega Pro 2560 is a compact Arduino board with ATmega2560, 5..

Rs.1,298.00 (inc GST)
Rs.1,100.00 + GST

SKU: 2058 | DAB079
Stock: 15

Have You Seen

Product Page : Have You Seen

Waveshare 10.1inch Capacitive Touch Screen LCD (H), 1024×600, HDMI, IPS

Waveshare 10.1inch Capacitive Touch Screen LCD 10.1 inch LCD with 1280x800 resolution, HDMI interfa..

Rs.10,502.00 (inc GST)
Rs.8,900.00 + GST

SKU: 7693 | DAF276
Stock: 2

PC817B DIP Optocoupler Transistor

PC817B DIP Optocoupler Transistor PC817B Optocoupler provides electrical isolation with high curren..

Rs.8.28 (inc GST)
Rs.7.02 + GST

SKU: 8788 | DAI124
Stock: 50

TM1638 Display Driver & Keypad Interface IC

TM1638 Display Driver & Keypad Interface IC TM1638 IC for LED display drive control and keypad inter..

Rs.29.50 (inc GST)
Rs.25.00 + GST

SKU: 3003 | DAE730
Stock: 40

Raspberry Pi Pico

Raspberry Pi Pico RP2040 microcontroller board with dual-core ARM Cortex M0+, 264KB SRAM, and 2MB F..

Rs.424.80 (inc GST)
Rs.360.00 + GST

SKU: 2708 | DAE256
Stock: 10

Related Products

Meanwell SMPS HDR-100-48

Meanwell SMPS HDR-100-48

Meanwell HDR-100-48 DIN Rail Power Supply HDR-100-48 AC-DC power supply, high efficiency, compact de..

Rs.2,312.80 (inc GST)
Rs.1,960.00 + GST

SKU: 2514 | DAC678
Stock: 1
Meanwell SMPS LRS-50-24

Meanwell SMPS LRS-50-24

Meanwell LRS-50-24 DIN Rail Power Supply Meanwell LRS-50-24 SMPS offers high efficiency, universal ..

Rs.843.70 (inc GST)
Rs.715.00 + GST

SKU: 2787 | DAE346
Stock: 20
Keltron Supercapacitor 15 Farad EDLC Energy Storage

Keltron Supercapacitor 15 Farad EDLC Energy Storage

Keltron Supercapacitor 15 Farad Energy Storage Solution Keltron 15F EDLC, high power density, long ..

Rs.95.58 (inc GST)
Rs.81.00 + GST

SKU: 10254 | DAJ138
Stock: 80