SKU: 49567559688

DAHUA TPC-SD2221-T Thermal Network Hybrid Speed Dome

Sale price$771.73 Regular price$857.48
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Description

DAHUA TPC-SD2221-T Thermal Network Hybrid Speed DomeTPC SD2221 T Thermal Network Hybrid Speed Dome > 256x192 VOx uncooled thermal sensor technology > Athermalized lens (thermal camera), focus free > 1080P Full HD image display > Support ROI, motion detection, color palettes > Support temperature measurement > Support smoking detection > Smart alarm linkage with white light & loudspeaker > Built in 2 1 alarm in out > Micro SD memory > Support Fire detection & alarm Product Data General Structure Multi

TPC-SD2221-T 

Thermal Network Hybrid Speed Dome

> 256x192 VOx uncooled thermal sensor technology
> Athermalized lens (thermal camera), focus-free
> 1080P Full-HD image display
> Support ROI, motion detection, color palettes
> Support temperature measurement
> Support smoking detection
> Smart alarm linkage with white light & loudspeaker
> Built-in 2/1 alarm in/out
> Micro SD memory
> Support Fire detection & alarm



Product Data

General

Structure

Multi-sensor speed dome

Thermal

Detector Type

Vanadium oxide uncooled focal plane detector

Effective Pixels

256x192

Pixel Pitch

12μm

Spectral Range

8μm–14μm

Thermal Sensitivity (NETD)

≤50mK

Focal Length

3.5mm; 7mm

Field of View

3.5mm: horizontal: 50.6° ; vertical: 37.8°
7mm: horizontal: 24° ; vertical: 18°

Focus Mode

Auto; manual

Aperture

F1.0

Detection Distance

3.5mm: vehicle: 389m (1276ft); human: 146m (479ft)
7mm: vehicle: 778m (2552ft); human: 292m (958ft)

Recognition Distance

3.5mm: vehicle: 97m (318ft); human: 38m (125ft)
7mm: vehicle: 194m (636ft); human: 75m (246ft)

Identification Distance

3.5mm: vehicle: 49m (161ft); human: 19m (62ft)
7mm: vehicle: 97m (318ft); human: 38m (125ft)

Digital Detail

Enhancement (DDE)

Yes

AGC

Auto; manual

Noise Reduction

2D NR; 3D NR

Color Palettes

18 color modes selectable such as Whitehot/Blackhot/Ironrow/Icefire.

Temperature

Measurement Range

Low temperature mode: -20°C (-4°F) to +150°C (302°F)

High temperature mode: 0°C (34°F) to +550°C (1022°F)

Temperature Accuracy

Max (±5°C, ±5%)

Operating temperature: -10°C (14°F) to +50°C (122°F)

Temperature Mode

Spot: 12

Line: 12

Area: 12

Support 12 rules simultaneously

Visible

Image Sensor

1/2.8 inch CMOS

Effective Pixels

1920x1080

Max. Resolution

2MP

Horizontal Definition

≥1100TVL

Min. Illumination

Color: 0.005Lux
Black & white: 0.0005Lux
IR light (on): 0Lux

AGC

Auto; manual

Noise Reduction

2D NR; 3D NR

S/N Ratio

>56dB

White Balance

Auto/indoor/outdoor/tracking/manual/sodium lamp/natural/street light

Electronic Defog

Yes

Electronic Image

Stabilization (EIS)

Yes

Electronic Shutter Speed

1/1s–1/100000s (auto or manual)

BLC

Yes

WDR

DWDR

HLC

Yes

Day/Night

Auto (ICR); color/B/W

Focus Mode

Auto

Focal Length

4mm; 8mm

Field of View

4mm: horizontal: 84°; vertical: 45°; diagonal: 99°
8mm: horizontal: 40°; vertical: 22°; diagonal: 46°

DORI Distance

Lens

Detect

Observe

Recognize

Identify

4mm

55m (180ft)

22m (72ft)

11m (36ft)

5.5m (18ft)

8mm

110m (361ft)

44m (144ft)

22m (72ft)

11m (36ft)

Close Focus Distance

0.2m

Aperture

4mm: F2.0
8mm: F1.9

IR On/Off control

Auto; manual

IR Distance

4mm: 35m (115ft)
8mm: 50m (164ft)

Audio and Video

Video Compression

H.265; H.264M; H.264H; H.264B; MJEPG

Resolution

Thermal:
(1280×960) (default value)/XVGA (1024×768)/VGA (640×480)/(256×192)
Visual:
1080P (1920×1080) (default value)/720P (1280×720)/D1 (704× 576/704×480)/CIF (352×288/352×240)

Video Frame Rate

Thermal:
50Hz:
Main stream (1280×960@25fps/1024×768@25fps/640×480@25fps/256×192@25fps), sub stream (640×480@25fps/256×192@25fps)
60Hz:
Main stream (1280×960@30fps/1024×768@30fps/640×480@25fps/256×192@25fps), sub stream (640×480@30fps/256×192@30fps)
Visual:
50Hz:
Main stream (1920×1080@25fps/1280×720@25fps/704×576@25fps), sub stream (704×576@25fps/352×288@25fps)
60Hz:
Main stream (1920×1080@30fps/1280×720@30fps/704×480@30fps), sub stream (704×480@30fps/352×240@30fps)

Audio Compression

G.711a; G.711mu; AAC; PCM

Image Encoding Format

JPEG

PTZ

Pan/Tilt Range

Pan: 0°–360° endless; Tilt: -15°–90°

Manual Control Speed

Pan: 0.1°–200°/s; Tilt: 0.01°–120°/s

Preset Speed

Pan: 0.1°–240°/s; Tilt: 0.1°–200°/s

Preset

300

PTZ Mode

5 Auto Scan, 8 Tour, 5 Pattern, Auto Pan

Power Up Action

Auto restore to previous PTZ and lens status after power failure

Idle Motion

Activate Preset/ Scan/ Tour/ Pattern if there is no command in the specified period

Protocol

DH-SD, Pelco-P/D (Auto recognition)

General Function

Two-way Talk

Yes

Network Protocol

HTTP; TCP; ARP; RTSP; RTP; UDP; RTCP; SMTP; FTP; DHCP; DNS; DDNS; PPPOE; IPv4/v6; SNMP; QoS; UPnP; NTP

Region of Interest (ROI)

Yes

Edge Storage

FTP; Micro SD card (256G, hot plug)

Browser

IE: IE8 and the later, and explorer with IE core
Google: 42 and the earlier
Firefox: 42 and the earlier
Safari: 10 and the earlier

User/Host

20 channels at most (the total bandwidth 64M)

Security

Authorized username and password; attached MAC address; encrypted HTTPS; IEEE 802.1x; controlled network access

User Management

Support 20 users at most and users are classified as two groups--administrator group and user group.

Malfunction Detection

Network disconnection; IP addresses conflict; SD card error (status or storage space)

Smart Event

General IVS Analytics

Tripwire/intrusion

Professional and Intelligent

Fire Detection

Yes

Cold/Hot Spot Trace

Auto tracking of the hottest spot and the coldest spot in the thermal image

IVS Analytics

Tripwire/intrusion

Network

1 10M/100M Ethernet port (RJ-45)

Alarm Input

2 channels

Alarm Output

1 channels

Audio Input

1 channel

Audio Output

1 channel

RS-485

1 channel

Power

Power Supply

DC 12V±15%/PoE+

Power Consumption

Max 24W

Environment

Operating Temperature

-30°C (-22°F) to +60°C (140°F)

Operating Humidity

≤95%

Self-Adaptive

Auto heating to protect the chip under the cold environment

Physical Characteristics

Protection Grade

IP66, anti-surge 6KV, anti-elctrostatic 8KV (touched by objects), anti-elctrostatic 15KV (air)

Dimensions

295mm×Φ160mm (11.61"×Φ6.3")

Packaging Dimensions

267.0mm×267.0mm×437.0mm (10.51"×10.51"×17.2")

Net Weight

≤3.2kg (7.05lb)

Gross Weight

≤4.7kg (10.36lb)

Installation Mode

Wall mount/pole mount/corner mount

Lens

Contained

Bracket

Contained

Certification

Certifications

CE (EN 60950:2000); FCC (FCC Part 15 SubpartB )

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 49567559688

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4.8 ★★★★★
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Garden Grrl
Draper, US
★★★★★ 5
Very impressed
Size: 3.38 Fl Oz (Pack of 1)
Really impressed by this serum! Got this to soothe my skin after overdoing it with too many different “actives”, and it gently and quickly got rid of redness and flaking, restored my skin barrier, and left my skin so moisturized and supple that I didn’t even feel like I needed lotion or cream afterwards. And it’s a GENEROUSLY sized glass bottle, too! I will definitely be trying other products from this brand!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
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Verified Purchase
J
Draper, US
★★★★★ 5
Best skincare product ever
Size: 3.38 Fl Oz (Pack of 1)
This ampoule is THE BEST THING EVER. I’ve been in the skincare industry since 1996 and I’ve never used a product that works as well as this. I have sensitive oily skin and it has a lot of redness. After the first use the redness was completely gone and the hydration was noticeable. Do not pass on this stuff! Highly recommend it for anyone wanting immediate hydration. It’s thin and isn’t sticky or tacky. It feels like I don’t have anything on my face but the benefits are definitely noticeable.
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Reviewed in the United States on April 18, 2026
B
Verified Purchase
Betty
Grantham, US
★★★★★ 4
Good product, but requires consistent use
Size: 1.85 Fl Oz (Pack of 1), Size: 1.85 Fl Oz (Pack of 1)
I’ve been using this centella ampoule for a while now, and overall I like it. The texture is lightweight, absorbs quickly, and leaves the skin feeling hydrated and soothed. It’s especially nice for sensitive or irritated skin. However, one important thing to note is that the results are not immediate. In my experience, you start seeing improvements with consistent, long-term use rather than overnight. If you’re patient and use it daily, it can definitely help improve your skin’s appearance. Overall, it’s a good product, but it requires consistency to see full results.
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Reviewed in the United States on April 17, 2026
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Verified Purchase
Charliene Blair
Battle Creek, US
★★★★★ 5
Keeping this in my skincare regimen for the long-haul
Size: 3.38 Fl Oz (Pack of 1)
No matter what skin type you are, you should have this in your lineup. I have larger pores - so sebaceous filaments & clogging. On top of the oiliness of my skin, I have more oily hair as well. But, I get dry patches like crazy. So it’s not easy to find products that meet all of my needs or are universal - it’s usually an “either or” situation. & I end up buying things for my drier days as well as products for my oily days instead of just one set of products. This is one that work well no matter what. There’s more than you’d expect based on the photos - the bottle is bigger. A little goes a long way. It’s very gentle. Great for barrier repair. Great for redness/irritation. A little goes a long way, but it can also be used more than once without being overwhelming. It’s great as a base for other serums/moisturizers, morning or night. It feels really good - clean & light (but not “light” as in ineffective, it still pulls its weight). Must have for anyone looking for trendy Korean glass-skin skincare - she’s one that will get you there without needing to invest in random “viral” products.
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Reviewed in the United States on May 10, 2026
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Angel Wen
Chelsea, US
★★★★★ 5
LOVEE (combo & oily skin) 🥹
Size: 3.38 Fl Oz (Pack of 1)
Pretty good! I loveee the applicator since it makes it really easy to apply. My skin has been super glowy ever since I’ve used this. Consistency is super thin and lightweight. My skin doesn’t exactly feel soft but looks really smooth. Despite it being this way, it hydrates super well!
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Reviewed in the United States on March 23, 2026

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