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Ubiquiti USL-Environmental UniFi SuperLink Sensor Detects Water Leaks, Temperature, Humidity and Ambient Light

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$ 96.31


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Ubiquiti USL-Environmental UniFi SuperLink Sensor Detects Water Leaks, Temperature, Humidity and Ambient Light

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The Ubiquiti USL-Environmental (Environmental Sensor) is a battery-powered SuperLink sensor that detects water leaks, temperature, humidity and ambient light. It connects over SuperLink with a range of up to 2 km, runs on a CR123A lithium battery with up to 6 years of battery life, and has a 3.5 mm AUX jack for a water leak probe. The IPX5-rated sensor mounts with adhesive, magnet or screws and is managed in UniFi Protect. Supplied by ARC IP Networks from Australian stock with the full manufacturer's warranty.

$ 96.31 96.31 AUD $ 107.80 incl. GST

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UniFi Ubiquiti UniFi Protect Sensor
UBIQUITI
UBIQUITI

Ubiquiti Inc. offers a wide range of networking solutions for service providers and enterprises, including fixed wireless broadband, wireless backhaul, routing, LAN infrastructure, and video surveillance. The company stands out through its proprietary software, advanced firmware, and innovative hardware design.

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    Authorised Australian Reseller | Australian Stock | Genuine Local Warranty

  • Instalment
    Buy Now, Pay Later 
  • [Warranty Information] Warranty
    Manufacturer Warranty 
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Estimate delivery times: 3-7 business days 
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SKU
USL-Environmental
Barcode
810084699645
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Ubiquiti USL-Environmental at a glance

The Ubiquiti USL-Environmental (Environmental Sensor) is a battery-powered SuperLink sensor that detects water leaks, temperature, humidity and ambient light. It runs on a CR123A lithium battery for up to 6 years and has a SuperLink range of 2 km. It is managed through UniFi Protect.

ARC IP Networks is an authorised Ubiquiti reseller in Australia. We supply the genuine UniFi Environmental Sensor from Australian stock with the full manufacturer's warranty.

Water leakDetects leaks, 3.5 mm AUX jack for probe
SensingTemperature, humidity, ambient light
ConnectivitySuperLink (Proprietary), 2 km
Battery lifeUp to 6 years (CR123A)
WeatherproofingIPX5
MountingAdhesive, magnet and screw
WeightDevice: 47.8 g
SoftwareUniFi Protect

Best for

  • Water leak detection with a leak probe
  • Monitoring temperature, humidity and ambient light
  • Battery-powered sensing in UniFi Protect deployments

Consider instead

Key features

See the UniFi Environmental Sensor

 
 

Introducing: SuperLink (Video: Ubiquiti)

 
 

Introducing: UniFi Protect 6.1 | G6 Pro Bullet | SuperLink Environmental Sensor and PoE Siren (Video: Ubiquiti)

USL-Environmental
USL-Environmental

Ubiquiti USL-Environmental specifications

Overview

DimensionsDevice: 53 x 49 x 23.5 mm / (2.1 x 1.9 x 0.9") / Mount: 41.3 x 36.6 x 3.1 mm / (1.6 x 1.4 x 0.1")
WeatherproofingIPX5
MountingAdhesive, magnet and screw mount
UniFi Application SuiteProtect

Hardware

Max. Power Consumption34.9mW
Supported Voltage Range3V
Power MethodLithium battery CR123A
Battery LifeUp to 6 years
WeightDevice: 47.8 g (1.7 oz) / With mount: 70 g (2.5 oz)
Enclosure MaterialPolycarbonate
Mount MaterialGalvanized steel
Buttons(1) Factory reset / (1) Function button
LEDs(1) Status: R/B/W / (1) Signal: B/R
Ambient Operating Temperature-20 to 40° C (-4 to 104° F)
Ambient Operating Humidity10 to 90% noncondensing
CertificationsFCC, IC, CE

Software

Web ApplicationUniFi Protect
Mobile AppUniFi Protect iOS™ and Android™

Specifications from Ubiquiti's official product data for the USL-Environmental, checked October 2026.

The UniFi Environmental Sensor in depth

Water leak, temperature, humidity and light sensing

The Environmental Sensor is a battery-powered SuperLink sensor that detects water leaks, temperature, humidity and ambient light. A 3.5 mm AUX jack (TRS or TS) accepts a water leak probe. It integrates with the UniFi Protect application, available as a web application and as a mobile app on iOS and Android.

SuperLink connectivity and long battery life

The sensor communicates over SuperLink, a proprietary wireless protocol, with a stated range of 2 km. Power comes from a single CR123A lithium battery, with a battery life of up to 6 years and a maximum power consumption of 34.9mW. A factory reset button, a function button and status and signal LEDs are built in.

Flexible, durable installation

The device measures 53 x 49 x 23.5 mm and weighs 47.8 g, or 70 g with the mount. The enclosure is polycarbonate and the mount is galvanized steel. Adhesive, magnet and screw mounting options are supported. It is rated IPX5 for weatherproofing and operates from -20 to 40° C at 10 to 90% noncondensing humidity.

Frequently asked questions

Straight answers about the UniFi Environmental Sensor from the ARC IP Networks team. Last reviewed October 2026.

The Ubiquiti USL-Environmental is a battery-powered SuperLink sensor that detects water leaks, temperature, humidity and ambient light. It is managed through UniFi Protect.

The official specification lists up to 6 years of battery life. It is powered by a CR123A lithium battery.

It supports adhesive, magnet and screw mounting. The mount is made of galvanized steel.

Yes. It detects water leaks, and it has a 3.5 mm AUX jack (TRS or TS) for a water leak probe.

The SuperLink range is listed as 2 km (1.2 mi).

ARC IP Networks is an authorised Ubiquiti reseller and supplies the USL-Environmental from Australian stock with the full manufacturer's warranty.

Related Ubiquiti products

Ubiquiti USL-Gateway-US

SuperLink Gateway

Ubiquiti USL-Motion-US

Motion Sensor

Ubiquiti USL-Relay-US

UniFi SuperLink Relay

Ubiquiti UP-AlarmHub-Kit

UniFi Protect Alarm Hub Kit

Browse the full range: UniFi Protect cameras · Why buy Ubiquiti from ARC IP Networks

Buy the Ubiquiti USL-Environmental in Australia

ARC IP Networks is an authorised Ubiquiti reseller supplying UniFi networking, WiFi, camera and access products to businesses, schools, MSPs and installers across Australia.

  • Genuine Ubiquiti: sourced through Ubiquiti's authorised Australian distribution.
  • Australian stock with the correct AU power supply where one is included.
  • Full manufacturer's warranty and local pre-sales and after-sales support.
  • Trade and project pricing available.

ARC IP Networks, authorised Ubiquiti reseller in Australia — Australian stock, manufacturer warranty, fast shipping, trade pricing.

Planning a UniFi Protect sensor deployment with the Environmental Sensor?

Ask ARC IP Networks for project pricing or a configured quote, or call us to check the right model for your site.

Brand UBIQUITI
Connectivity SuperLink (Proprietary)

Accurate Shipping Costs

Our online shipping calculator is designed to provide a final, accurate shipping cost based on the items in your cart and your delivery postcode. Shipping costs are calculated at checkout based on your order and delivery postcode. The final cost is calculated based on several factors which are automatically accounted for by our system, including:

  • The stock location of the item(s) across our warehouses.
  • Orders with multiple items that may require special packaging.
  • The weight and dimensions of the order (including heavy or oversized items).
  • The delivery courier servicing your specific region.

Delivery Times


 

Standard Processing


Most orders placed by 2pm AEDT are dispatched for next working day delivery. Larger orders may require 1-2 additional business days for processing. If timing is critical, please contact us to discuss expedited options (additional charges may apply).


Delivery Timeframes


Region

Processing Time

Express Delivery

Standard Delivery

VIC, NSW, SA, QLD Metro, TAS

1-2 business days

1-2 business days

2-4 business days

NT, WA, QLD Rural

1-2 business days

1-2 business days

3-5 business days

New Zealand

1-2 business days

2-3 business days

4-10 business days

Please note: Processing times may extend during peak periods such as Christmas and end of financial year.

Free Warehouse Pickup



Save on shipping costs with free pickup from our ARC IP Networks Blackburn warehouse. Simply place your order online or by phone, and collect during business hours (Monday to Friday). Please allow time for picking and packing. For urgent orders, call 1300 100 440 to confirm your order is ready.

ARC IP Networks Pickup Address: 6 George Street, Blackburn, VIC 3130


Insurance & Tracking



All ARC IP Networks shipments are fully insured and trackable. Once dispatched, you'll receive an email with your tracking number and courier website details. If your item is confirmed lost or damaged by our courier, we'll arrange a replacement in consultation with you.


International Shipping



ARC IP Networks ships to New Zealand. Please note:


  • Import duties and taxes vary by country
  • Buyers are responsible for all customs charges
  • Contact your local customs authority before ordering
  • We'll provide required documentation for smooth customs clearance
  • Buyers cover all shipping costs for returns due to refused duties/taxes


Delivery Requirements


Signature Required


All deliveries must be signed for. If you won't be home, contact our Sales Support team to arrange Authority to Leave. Important: Authority to Leave voids shipping insurance if parcels are lost or stolen.


Delivery Restrictions


We do not deliver to PO Boxes or Parcel Lockers as our couriers cannot access them. Orders sent to these addresses will be returned, incurring redelivery fees.


Shipping Issue Resolution


ARC IP Networks works closely with our shipping partners to resolve any delivery issues quickly and fairly:


  1. Confirmation: We verify expected delivery dates with our shipping partners
  2. Investigation: Issues outside normal timeframes trigger formal investigations
  3. Communication: We keep you updated throughout the resolution process
  4. Resolution: Confirmed lost items are replaced or refunded after investigation completion


Please note: Refunds for lost, missing, or delayed orders cannot be processed until shipping partner investigations are complete. This does not affect your rights under the Australian Consumer Law, and refunds or replacements will be provided where required once loss or damage is confirmed.

Warranty & Faulty Products

ARC IP Networks complies with the Australian Consumer Law (ACL).

If a product is faulty, damaged, not of acceptable quality, or does not perform as advertised, you are entitled to a repair, replacement, or refund in accordance with ACL.

Manufacturer Warranty Returns

For faults developing after 14 days within the warranty period:

  • Contact ARC IP Networks first at info@arcip.com.au or 1300 100 440
  • We will assess the issue and coordinate with manufacturers, authorised service centres, or distributors on your behalf
  • Where required, a manufacturer RMA may be arranged
  • ARC IP Networks manages the return process and next steps

Dead on Arrival (DOA)

Products that arrive faulty or damaged must be reported within 14 days of delivery.

ARC IP Networks will arrange assessment, replacement, or refund as appropriate.

Change of Mind & Non-Faulty Returns

Change-of-mind returns must be requested within 14 days of delivery. For change-of-mind returns, the product must be unused, unopened, in its original packaging, and returned with all accessories and documentation. These conditions apply only to change-of-mind returns and do not limit or exclude your rights under the Australian Consumer Law. Some products are not eligible for change-of-mind returns, including:

  • Ex-demo products
  • Clearance or markdown items
  • Special-order items
  • Products clearly marked “No Change-of-Mind Returns”

Important

This does not affect your rights under Australian Consumer Law.

If a product is faulty, not of acceptable quality, or does not meet advertised specifications, it remains eligible for return regardless of category.

Refunds & Processing Timeframes

  • Approved refunds are processed within 7 business days of receiving returned goods
  • Refunds are issued to the original payment method, unless otherwise agreed
  • Replacement or repair may be offered where appropriate
  • Store credit may be offered only with customer consent

Handling fees and non-returnable service charges may not be refundable where permitted by law.


Restocking Fees

For approved change-of-mind or non-faulty returns, a 15% restocking fee applies.

  • Any applicable restocking fee will be clearly communicated prior to return approval
  • The fee will be deducted from the refund amount
  • Restocking fees do not apply to returns made under the Australian Consumer Law, including faulty, damaged, or misrepresented goods.

Return Shipping Costs

  • Change-of-mind returns: The customer is responsible for return shipping costs.
  • Faulty or defective products: ARC IP Networks covers return shipping under Australian Consumer Law.

Non-Warranty Repairs

For issues not covered by warranty:

  • ARC IP Networks will provide a quote before proceeding
  • Customers are responsible for all shipping and service costs
  • No repairs are undertaken without customer approval

Return Methods

Returns may be made:

  • In-store at ARC IP Networks – 6 George Street, Blackburn VIC 3130
  • Or by shipment as instructed by our support team

Proof of purchase is required for all returns.

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