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Milesight IoT WS303-915M MIlesight LoRaWAN AS923/AU915 WS303 Mini Leak Detection IoT Sensor

PB Tech price
PB Tech price
$ 124 .35
 +GST
$ 143 .00
 inc GST
$124.35  +GST
$143.00

Milesight IoT WS303-915M MIlesight LoRaWAN AS923/AU915 WS303 Mini Leak Detection IoT Sensor

  • Brand: Milesight
  • MPN: WS303-915M
  • Part #: CCTMLS1233
  • UPC:
PB Tech price
$ 124 .35 $ 143 .00
 +GST  inc GST

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Delivery: Order now and it ships on 08 Oct When will I receive it?
$124.35  +GST
$143.00
  • Brand: Milesight
  • MPN: WS303-915M
  • Part #: CCTMLS1233
  • UPC:

Features

MIlesight LoRaWAN AS923/AU915 WS303 Mini Leak Detection IoT Sensor

Perfect for smart buildings, smart city deployments or industrial use-cases.

Stop Leaks, Avoid Further Damage, the WS303, a mini water leak detection sensor that detects the presence of leaks and raises alarms locally and remotely. With low power consumption, it can operate for 5 years on a single battery. It's ideal for smart offices, buildings, houses, etc. WS303 will sound an alarm and send a remote alert when water leakage occurs. The WS303 sensor uses water conductivity to detect a minimum water level of 0.5 mm by forming a circuit with two little metal probes. (Other conductive liquids are also supported). Milesight D2D (Device to Device) communication protocol featuring LoRa® enables the communication among different Milesight LoRaWAN® node devices without a LoRaWAN® gateway.

- Immediate Warning Locally and Remotely
- Unique Milesight D2D Communication
- Up to 5 Years Battery Life with One Coin Cell Battery
- Robust IP67 Waterproof Protection
- WS303 includes capacitor storage to trigger a power failure alarm

Specifications

Manufacturer's Code 

WS303-915M

Frequency 

AU915/AS923

Technology 

LoRaWAN®, Milesight D2D

Tx Power 

16dBm(868 MHz)/20dBm(915 MHz)/19dBm(470 MHz)

Sensitivity 

-137dBm @ 300bps

Mode 

OTAA/ABP Class A

Liquid Type 

Conductive Liquid

Trigger Condition 

Once Liquid Level Reaches 0.5mm

Buzzer 

Support

Configuration 

NFC Configuration via Mobile App

Advanced Feature 

Milesight D2D Controller

Power Supply 

1 × 590mAh CR2450 Lithium Battery

Battery Life 

up to 5 years (One hour leakage per week, 25°C)

Operating Temperature 

-10°C to +60°C

Relative Humidity 

0% to 100% (Non-condensing)

Ingress Protection 

IP67

Dimension 

63 × 63 × 14 mm

Material & Color 

ABS+PC, White

Installation 

3M Tape Mounting, Desktop

Manufacturer Part No:
WS303-915M
Brand:
Milesight
Product Type:
-
UPC
-
Product Family:
-
Shipping Weight:
0.9 kg
PB Part No:
CCTMLS1233
Product Model:
-
Warranty: 12 months *
* Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.

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Delivery & Pick-up

Potential courier delays: Please note that due to the high volumes currently within the NZ courier network there is potential for some deliveries to be delayed.

Delivery Estimates

The estimated time to ship for each product we sell is detailed on the individual product page just underneath the price. From when your items ship, products typically arrive within 1-2 working days for North Island deliveries and 2-3 working days for South Island deliveries. Rural deliveries may take an extra working day. Bulk & hazard deliveries may take an extra 2-4 working days.

Next Day Delivery

Need your order in a hurry? PB Tech offers next day delivery for local Auckland addresses. Simple place your order before 4pm (provided your items are in stock) and select our next day delivery option in the checkout. T&C's apply. Learn more about Next Day Delivery.

Same Day Delivery

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To calculate what the shipping costs will be for your order, add the items you are interested in to your cart, view the Shopping Cart page, and select your 'Delivery Area' to calculate the shipping cost.

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All orders shipped by PB Tech are sent via a courier with a signature required for each delivery. In some cases, and only where you have given the courier company permission to leave orders at a designated location, your order may be delivered without requiring a signature. All orders sent by PB Tech are fully insured in the unlikely event that your item(s) are damaged or go missing in transit.

1 Hour Store Pick-up / Click & Collect

You can pick-up your online order from any of our stores nationwide. You can select which store you want to pick up from at the checkout. Provided the store you select has stock and there's no hold-ups with payment we will have your order ready within 1 hour (during normal trading hours for that store) otherwise it may take up to 5 working days to transfer the stock to the store so your order can be fulfilled. Learn more about our Click & Collect process.

Overseas Shipments

PB Tech regularly ships overseas to Australia and beyond. If you are located in Australia, you can order directly from our Australian site www.pbtech.com/au. If you are from another country you can order from www.pbtech.com

Returns & Warranty

7 day right of exchange

If you change your mind after making a purchase, or realise you have ordered the incorrect item, you can enjoy the peace of mind that we offer a 7 day exchange policy.

To exchange a product, goods must be sealed and unopened, with packaging in original condition, accompanied by a valid receipt dated no more than 7 calendar days from when you request an exchange. A 20% restocking fee may be applied where goods are not returned in sealed, original packaging condition.

If there is not a suitable product that can be exchanged for your returned item you will be offered a credit on your account or gift card based on the value paid at the time of purchase. Items purchased on finance cannot be exchanged for a gift card.

 

Hassle free warranty service

If your product develops a fault within the manufacturer warranty period, you can either contact the manufacturer directly (some manufacturers provide a high level of warranty service - including free pickup or in some cases onsite repair), or return to one of our services centres / stores. Where the product has been directly imported by PB Tech, you need to contact us directly or present the product at any one of our service centres / stores together with your proof of purchase.

If your product develops a fault outside of the manufacturer warranty or PB Tech warranty period, we offer a full repair service and are an authorised repair agent for leading brands such as Samsung, HP, Toshiba, Lenovo and more.

 

Returning a product / making a warranty claim

To contact the manufacturer directly to troubleshoot your product or to request a warranty repair, please view the list of manufacturer / brand warranty contacts (for products imported directly by PB Tech please return to us directly by completing our request a return form).

To return a product to PB Tech directly, please complete our request a return form.

Or view our returns policy for more information.

Milesight IoT WS303-915M MIlesight LoRaWAN AS923/AU915 WS303 Mini Leak Detection IoT Sensor

  • Brand: Milesight
  • MPN: WS303-915M
  • Part #: CCTMLS1233
PB Tech price $124.35 Excluding GST PB Tech price $143.00 Including GST

Date Created: 21:55, 28-09-2025
Product URL: https://www.pbtech.co.nz/product/CCTMLS1233/Milesight-IoT-WS303-915M-MIlesight-LoRaWAN-AS923AU
Branch New Stock On Display
Auckland - Albany 0
Auckland - Glenfield 0
Auckland - Queen Street 0
Auckland - Auckland Uni 0
Auckland - Newmarket 0
Auckland - Westgate 0
Auckland - Penrose 0
Auckland - Henderson (Express) 0
Auckland - St Lukes 0
Auckland - Manukau 0
Hamilton 0
Tauranga 0
New Plymouth 0
Palmerston North 0
Petone 0
Wellington 0
Auckland - Head Office 0
Auckland - East Tamaki Warehouse 0
Christchurch - Hornby 0
Christchurch - Christchurch Central 0
Dunedin 0

Features

MIlesight LoRaWAN AS923/AU915 WS303 Mini Leak Detection IoT Sensor

Perfect for smart buildings, smart city deployments or industrial use-cases.

Stop Leaks, Avoid Further Damage, the WS303, a mini water leak detection sensor that detects the presence of leaks and raises alarms locally and remotely. With low power consumption, it can operate for 5 years on a single battery. It's ideal for smart offices, buildings, houses, etc. WS303 will sound an alarm and send a remote alert when water leakage occurs. The WS303 sensor uses water conductivity to detect a minimum water level of 0.5 mm by forming a circuit with two little metal probes. (Other conductive liquids are also supported). Milesight D2D (Device to Device) communication protocol featuring LoRa® enables the communication among different Milesight LoRaWAN® node devices without a LoRaWAN® gateway.

- Immediate Warning Locally and Remotely
- Unique Milesight D2D Communication
- Up to 5 Years Battery Life with One Coin Cell Battery
- Robust IP67 Waterproof Protection
- WS303 includes capacitor storage to trigger a power failure alarm

Specifications

Manufacturer's Code 

WS303-915M

Frequency 

AU915/AS923

Technology 

LoRaWAN®, Milesight D2D

Tx Power 

16dBm(868 MHz)/20dBm(915 MHz)/19dBm(470 MHz)

Sensitivity 

-137dBm @ 300bps

Mode 

OTAA/ABP Class A

Liquid Type 

Conductive Liquid

Trigger Condition 

Once Liquid Level Reaches 0.5mm

Buzzer 

Support

Configuration 

NFC Configuration via Mobile App

Advanced Feature 

Milesight D2D Controller

Power Supply 

1 × 590mAh CR2450 Lithium Battery

Battery Life 

up to 5 years (One hour leakage per week, 25°C)

Operating Temperature 

-10°C to +60°C

Relative Humidity 

0% to 100% (Non-condensing)

Ingress Protection 

IP67

Dimension 

63 × 63 × 14 mm

Material & Color 

ABS+PC, White

Installation 

3M Tape Mounting, Desktop

Date Created: 21:55, 28-09-2025
Product URL: https://www.pbtech.co.nz/product/CCTMLS1233/Milesight-IoT-WS303-915M-MIlesight-LoRaWAN-AS923AU