Skip to product information
Dragino SW3L-LB DW-004 LoRaWAN Outdoor Flow Sensor DN15
Low Stock, 1 left
Product Description
The Dragino SW3L-LB with DW-004 is a LoRaWAN outdoor water flow sensor designed for monitoring water consumption, flow status and abnormal water usage in buildings, utilities and wastewater applications. The DN15 G1/2-inch flow sensor measures 1–30 L/min and connects to the SW3L-LB low-power LoRaWAN node for long-range IoT reporting, datalogging, alarms and remote configuration.
Applications
Product Specifications
| Brand | Dragino |
|---|---|
| Model | SW3L-LB with DW-004 |
| Sensor type | Water flow sensor |
| Pipe size | G1/2" / DN15 |
| Flow range | 1–30 L/min |
| Pulse constant | 450 pulses = 1 litre |
| Accuracy | ±5% |
| Maximum pressure | ≤1.75 MPa |
| Water temperature | <80°C |
| Humidity | 35%–90% RH, no frost |
| Wireless protocol | LoRaWAN v1.0.3 Class A |
| Frequency bands | CN470, EU433, KR920, US915, EU868, AS923, AU915, IN865 |
| Bluetooth | Bluetooth v5.1 for configuration |
| Battery | 8500mAh Li-SOCl2 industrial battery |
| Node operating temperature | -40°C to +85°C |
| Configuration | AT commands, Bluetooth and LoRaWAN downlink |
| Data logging | Supported |
| Deployment | Indoor and outdoor use |
Product Features
- Measures water flow using the DW-004 pulse-output sensor and converts pulse counts into volumetric consumption data.
- Connects to LoRaWAN networks using Class A operation for long-range low-power IoT monitoring.
- Supports periodic uplinks, datalogging and water-waste monitoring for utility and building applications.
- Parameters can be changed locally using AT commands and remotely through LoRaWAN downlink configuration.
- Battery-powered weatherproof design supports distributed monitoring in both indoor and outdoor installations.
Package Includes
- 1 × Dragino SW3L-LB with DW-004 DN15 flow sensor set
Other Information
Warranty Information
15 Days Seller Warranty:
This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of TwoElectrons customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.
What Voids Warranty:
If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.
Shipping & Returns Policy
Shipping Policy:
- Delivery time within metro cities in India is 1-3 days; for other locations, it is 3-7 days. Delivery varies based on location and courier service.
- If the item is out of stock, the estimated delivery time is 7-14 days from order confirmation. Delivery varies based on location and courier service.
Return & Refund Policy:
- Return window: 7 days from receipt unless stated otherwise.
- No refunds or replacements after the return window.
- Returns are accepted only for non-working or damaged products.
- Initiate return requests from here: Return Request or contact us at 09831070550.
- Refunds are processed within 3-4 working days after inspection and approval.
Main Features
- LoRaWAN water-flow monitoring with long-range IoT reporting
- DN15 G1/2-inch DW-004 flow sensor with 1–30 L/min measuring range
- 450 pulses per litre with ±5% flow measurement accuracy
- Remote configuration via LoRaWAN downlink with datalogging support
- 8500mAh industrial battery for long-term indoor and outdoor deployment
SKU: 2ESE20105
₹ 0.00
Bulk orders or B2B inquiries? communication@twoelectrons.com
Lead time
| Quantity | Dispatch |
|---|---|
| 1-10 units |
1 to 3 days (metro cities) 3 to 7 days (others location) |
| >10 units | To be negotiated |
Bulk Order?
Click Here
Click Here
Need Support?
Click Here
Click Here
Free Delivery above ₹999
15 Days Product Warranty
Secure Payment Options
Category:
DAQ & Sensors,
Flow Sensor
Protections for this product
Delivery via TwoElectrons Logistics
We aim to deliver your order within the scheduled dates, but delays may occur due to unforeseen circumstances.
Secure Payments
Your payment information is safe with us. TwoElectrons.com uses SSL encryption to ensure secure and reliable transactions.
Standard Refund Policy
You're covered! If your order doesn't ship, arrives incomplete, or has any product issues, you can claim a full refund.
TwoElectrons.com protects all your orders placed and paid on the platform with secure 
Payment Gateway.
Payment Gateway.
