Product SKU: DH-SDT4E425-4F-GB-A-PV1
Product Overview
The Dahua DH-SDT4E425-4F-GB-A-PV1 is a dual-lens PTZ camera from the X-Spans Series, combining a 4MP panoramic lens and a 4MP detail lens with 25x optical zoom. It features Starlight technology for exceptional low-light clarity, Auto Tracking 3.0, perimeter protection, active deterrence with red-blue lights and sound alarms, and Smart Dual Light+ for enhanced image quality. With a rugged IP66-rated housing and PoE+ support, this camera is designed for demanding environments, making it a robust surveillance solution for both indoor and outdoor settings.
Key Capabilities
Dual-Lens Design
Combines a panoramic and a detail lens, offering wide-area surveillance alongside zoomed-in clarity from a single device, maximising coverage and security insights.
25x Optical Zoom
Provides long-range zoom capabilities without sacrificing resolution, enabling accurate identification of subjects at a distance.
Starlight Performance
Ensures exceptional image quality in low-light conditions, ideal for night surveillance without compromising detail or colour recognition.
Auto Tracking 3.0
Intelligently tracks and follows moving subjects in real time, reducing the need for manual intervention and ensuring critical events are captured.
Active Deterrence
Built-in red-blue warning lights and a speaker enable real-time response to intrusions, deterring suspicious activity proactively.
Key Features
- 4MP panoramic and 4MP detail lenses for comprehensive dual-angle surveillance
- 25x optical zoom enables crisp image capture over long distances
- Smart Dual Light+ technology adjusts lighting intelligently for clear imaging
- Auto Tracking 3.0 and perimeter protection for intelligent event response
- Built-in mic and speaker for two-way communication and deterrence
- Weatherproof IP66 rating for outdoor and industrial environments
Specifications Summary
- Lens Type: Panoramic: Fixed; Detail: Motorised PTZ
- Focal Length and FOV: Panoramic: 2.8mm, H: 101°; Detail: 5.0–125.0mm, H: 51.9°–3.0°
- DORI Distance: Detect: 2500m; Recognise: 500m
- Audio Type: Built-in microphone and speaker
- Night Vision Range (IR): Up to 100 metres
Technical Specifications
- Image Sensor: Panoramic: 1/2.8″ CMOS; Detail: 1/2.8″ STARVIS™ CMOS
- Resolution: 2560 × 1440 (4MP)
- Minimum Illumination: Panoramic: 0.001 lux; Detail: 0.005 lux
- Shutter Speed: Panoramic: 1/3s–1/100,000s; Detail: 1s–1/30,000s
- Day/Night Mode: Auto (ICR)/Color/B/W
- Ingress Protection: IP66
- Video Compression: H.265+/H.265/H.264+/H.264/MJPEG
Ideal Use Cases
- Retail Stores – Monitor entrances and cash registers with dual-lens coverage for theft prevention.
- Driveways – Zoom in to capture license plates and track vehicles accurately day or night.
- Warehouses – Oversee wide areas with the panoramic lens while inspecting distant stock rows in detail.
Additional Information
Product Video Samples
NOTE: For best quality viewing, change YouTube settings to 2160p resolution using the gear icon.
Full Specifications Table
| Image Sensor |
Panoramic: 1/2.8″ CMOS; Detail: 1/2.8″ STARVIS™ CMOS |
| Resolution |
2560 × 1440 (4MP) |
| Optical Zoom |
25x |
| IR Distance |
Up to 100 metres |
| Ingress Protection |
IP66 |
| Power Supply |
12 VDC, 3 A ± 10%; PoE+ (802.3at) |
| Operating Temperature |
–40 °C to +65 °C |
| Dimensions |
160.0 mm × 184.4 mm × 304.6 mm |
| Weight |
3.41 kg |
Dahua Warranty
3-Year Manufacturer Warranty
All Dahua IP cameras and recording devices (NVRs/DVRs) are covered by a
3-year back-to-base manufacturer warranty.
Note: Disk drives are limited to a 3-year warranty.
Our warranty is limited to the replacement of faulty items or parts
and does not include damage caused by incorrect fitting of parts or accessories.
(a) Australian Consumer Law (ACL)
Certain legislation, including the Australian Consumer Law (ACL) in the
Competition and Consumer Act 2010 (Cth), and similar consumer protection
laws and regulations may confer you with rights, warranties, guarantees, and remedies
relating to the provision of goods or services to you by us via the Site which cannot
be excluded, restricted, or modified. Our liability is governed solely by the ACL and
these Terms.
(b) Goods
If you are a consumer as defined in the ACL, the following notice applies to you:
“Our goods come with warranties and guarantees that cannot be excluded under the
Australian Consumer Law (Consumer Guarantees). You are entitled to a replacement or
a refund for a major failure and for compensation for any other reasonably foreseeable
loss or damage. You are also entitled to have the goods repaired or replaced if the
goods fail to be of acceptable quality and the failure does not amount to a major
failure.”
(c) Our Warranties
To the extent permitted by law, we exclude all express and implied warranties,
and all material and work is provided to you without warranties of any kind,
either express or implied. We expressly disclaim all warranties including but
not limited to implied warranties of merchantability and fitness for a particular
purpose.
(d) Manufacturer Warranties
Certain products, including particular models of IP security cameras and DVR/NVR
equipment, may come with a manufacturer’s warranty. The manufacturer’s warranty is
in addition to but may overlap with any rights and remedies you may have under
applicable law, including any Consumer Guarantees. If you are not considered a
“consumer” within the meaning of the ACL, the manufacturer’s warranty may be your
sole remedy. Many manufacturers’ warranties do not apply in a business or commercial
setting. Please contact the manufacturer if you would like to make a claim under
the manufacturer’s warranty.
(e) Repair, Replacement, or a Refund
If you wish to seek repair, replacement, or a refund for a product, please
contact us and we will explain the requirements to you. This may include you
providing evidence of the faulty product to us.
(f) Refund
You are not entitled to a refund for change of mind. If you are entitled to a
refund, we will only provide it once evidence of the faulty product is received
by us, or once we have received the product at our warehouse and inspected it
to assess whether it is eligible for a refund under these Terms. Any refund we
make will be by the same payment method used to purchase the product.
(g) Installed Products
Subject to this clause, we will not accept for return any product that has been
used, connected, installed, attempted to be connected or installed, or if your
product is custom-made or is a special buy product.
(h) Packaging
You must adequately package any product you are returning for our collection
to ensure that it is not damaged during return delivery to our warehouse. You
are also responsible for arranging the return delivery and the costs involved.
(i) Duty of Care
You have a duty of care for the product while it is in your possession. If
you damage products and then subsequently return them, you may be liable to pay
to repair the product to its original condition. In these circumstances, where
a repair is not economically viable, no refund will be made.
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Terms and Conditions
