Hikvision Acusense DS-2CD2T46G1-4I IP Bullet Camera 4MP 2.8mm / 4mm
The Hikvision DS-2CD2T46G1-4I is a 4 MP AcuSense bullet camera built for driveways and perimeters that need long-range night vision. Its infrared reaches up to 80 m, and AcuSense classifies people and vehicles so alarms and notifications focus on real activity rather than animals, rain or moving branches.
Key points
- 4 MP (2688 x 1520) 1/2.7" CMOS, 120 dB WDR
- EXIR infrared up to 80 m for long-range night vision
- AcuSense human and vehicle classification
- 2.8 / 4 / 6 / 8 mm lens options; IP67 metal body
- PoE (802.3at) or 12 VDC; microSD up to 128 GB
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§ 01Overview
What the DS-2CD2T46G1-4I is
The Hikvision DS-2CD2T46G1-4I is a 4 MP AcuSense bullet that pairs long-range night vision with human and vehicle classification.
The 1/2.7" sensor records 2688 x 1520 video, and 120 dB WDR balances bright skies against shaded driveways and fences, so it stays useful in high-contrast Australian light.
Its main strength is reach.
EXIR infrared lights the scene up to 80 m, which suits a long driveway, a rural boundary or a commercial perimeter; as with any infrared camera, the night image is black and white.
AcuSense deep-learning analytics classify human and vehicle targets, so the alarms and notifications trigger on people and cars rather than animals, rain or moving branches.
This is a metal bullet rated IP67 against dust and driving rain, with a choice of 2.8, 4, 6 or 8 mm lens to set how wide or far it sees.
Power and network it over one PoE cable (802.3at), or use 12 VDC, and record it to a Hikvision AcuSense NVR to keep the events searchable, with microSD storage up to 128 GB as a backup.
Note this model does not have a microphone or speaker, so it does not record sound or offer two-way talk.
See it in action
What the DS-2CD2T46G1-4I features actually look like
Representative illustrations of how each key feature performs in a real scene.
4MP Ultra HD
Human/Vehicle Detection
IP67 Weatherproof
Illustrative — simulated for demonstration
§ 02Engineering
DS-2CD2T46G1-4I specifications
- EXIR infrared up to 80 m for long-range night vision (black and white)
- AcuSense deep-learning human and vehicle classification
- 2.8, 4, 6 or 8 mm fixed lens options to set the field of view
- H.265/H.264 compression; microSD up to 128 GB
- IP67 weatherproof metal body; PoE (802.3at) or 12 VDC
§ 03Full datasheet
Detailed specifications
Camera & Image
| Feature | Detail |
|---|---|
| Image Sensor | 1/2.7" Progressive Scan CMOS |
| Max. Resolution | 2688 × 1520 |
| Min. Illumination | Color: 0.012 Lux @ (F1.6, AGC ON), 0 Lux with IR |
| Shutter Time | 1/3 s to 1/100,000 s |
| Day & Night | IR cut filter |
| Wide Dynamic Range (WDR) | 120 dB |
| Digital Noise Reduction | 3D DNR |
Lens & Distance
| Feature | Detail |
|---|---|
| Lens Type | Fixed focal lens, 2.8 / 4 / 6 / 8 mm optional |
| Aperture | F1.6 |
| Lens Mount | M12 |
Night Vision
| Feature | Detail |
|---|---|
| Supplement Light Type | IR (EXIR 2.0) |
| Supplement Light Range | Up to 80 m |
| IR Wavelength | 850 nm |
Active Deterrence
| Feature | Detail |
|---|---|
| Strobe Light | Yes (white light) |
| Audio Alarm | Built-in speaker, customizable warning audio (up to 10 messages) |
Video
| Feature | Detail |
|---|---|
| Main Stream | 50 Hz: 25 fps (2688 × 1520) | 60 Hz: 30 fps (2688 × 1520) |
| Video Compression | Main stream: H.265/H.264/H.265+/H.264+; Sub-stream: H.265/H.264/MJPEG |
| Video Bit Rate | 32 Kbps to 16 Mbps |
AI & Deep Learning
| Feature | Detail |
|---|---|
| AcuSense | Human and vehicle target classification |
| Perimeter Protection | Line crossing detection, intrusion detection |
Network & Storage
| Feature | Detail |
|---|---|
| Protocols | TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6 |
| API | ONVIF (Profile S, Profile G, Profile T), ISAPI, SDK |
| On-board Storage | Built-in microSD/SDHC/SDXC slot, up to 128 GB |
| Network Storage | NAS (NFS, SMB/CIFS), ANR |
General & Environment
| Feature | Detail |
|---|---|
| Operating Conditions | -30 °C to 60 °C, humidity 95% or less |
| Power | 12 VDC ± 25% / PoE (802.3at, Class 4) |
| Material | Metal |
| Protection Level | IP66 |
§ 04Why choose this
Built for the way you actually use the DS-2CD2T46G1-4I
Alerts that matter
AcuSense human and vehicle classification keeps alarms and notifications focused on people and cars.
Built for the weather
An IP67 metal body and a choice of four lenses suit exposed driveways, fences and yards.
§ 05Where it fits
Right at home in these scenarios
Long driveways
Reach up to 80 m down a driveway at night and pick out people and vehicles with AcuSense.
Rural boundaries
Cover a long fence line or paddock entry with long-range infrared and human or vehicle alerts.
Commercial perimeters
Watch a yard or carpark edge after hours with long-range infrared and human or vehicle alerts.
Wide forecourts
Use the 2.8 mm lens up close or a longer lens to reach a gate, with AcuSense filtering out the rest.
§ 06Setup
Installation & setup
What's in the box
One DS-2CD2T46G1-4I bullet camera with a mounting template, fixings and a quick guide. The PoE switch or NVR, network cable, microSD card and any junction box are supplied separately.
Installation requirements
Mount it on a wall or eave aimed down the driveway or boundary, and run one network cable back to a PoE switch or NVR that supports 802.3at, or use 12 VDC. Set the lens and the AcuSense rules in the software, and add it to a Hikvision AcuSense NVR for recording and event search.
§ 07Questions
Frequently asked about the DS-2CD2T46G1-4I
Q.01
How far does the infrared reach on the DS-2CD2T46G1-4I?
Q.02
Does it record audio or have two-way talk?
Q.03
Will the footage be in colour at night?
Q.04
How does it reduce false alarms?
Q.05
Which lens should I choose?
Q.06
What power does it need?
§ 09Bundles
Recommended packages
Record and search it
Connect it to a Hikvision DS-7608NI-M2/8P NVR, or a larger DS-7616NI-M2/16P, that supports AcuSense human and vehicle search so the events stay easy to find. For a one or two camera setup, the 4-channel DS-7604NI-M1/4P is a tidy match.
Match other cameras
Pair it with other Hikvision AcuSense cameras on the same NVR so the night image and human or vehicle analytics stay consistent across the property.
