You have no items in your shopping cart.


Product was successfully added to your shopping cart.
  • Samsung Security SIR-4250 High Res IR Dome Camera, 3.8-9.5mm Samsung Security SIR-4250 High Res IR Dome Camera, 3.8-9.5mm
  • SIR-4250, Samsung Security Dome Cameras SIR-4250, Samsung Security Dome Cameras

Samsung Security SIR-4250 High Res IR Dome Camera, 3.8-9.5mm


Samsung | SKU: SIR-4250

Product Highlights

Samsung Security SIR-4250 High Res IR Dome Camera, 3.8-9.5mm
- +

Usually ships within 24 hours

Call for Bulk Pricing

Express Checkout:
  • Checkout with PayPal

Samsung SIR-4250 | Auto Gain Control | Digital Noise Reduction | On Screen Display Menu | Signal Format: NTSC (Domestic) | Max Focal Length: 9.5 | Indoor. Buy Now.

The Samsung SIR-4250 1/3" Day & Night, IR LED Dome Camera with Built-in Varifocal Lens The SIR-4250 is an indoor camera with a 3.8 ~ 9.5mm V/F AI lens and IR illuminator all in one package. During daytime operation, the camera produces crisp 520TV line resolution color images. At night, the camera switches to black and white mode, removes the IR cut filter, and illuminates the scene up to 16M (52.5 ft) away without any added lighting. This makes it the ideal solution for applications such as night clubs or sleep centers.


  • 0Lux Min. Illumination
  • 24-hour monitoring with Day & Night (ICR)
  • Built-in vari-focal lens (3.8~9.5mm), High power black IR LEDs
  • High-resolution of 520TVL (Color), High sensitivity of 0.005Lux
  • Privacy zone masking, RS-485 protocol support, 3D hinge dome base
  • Cleaner image with SSNR, Wide range white balance

Additional Information

Product SKU SIR-4250
Brand Samsung
Condition New
NDAA Compliance Yes
Features Auto Gain Control, Day/Night, Digital Noise Reduction, Motion Detection Tracking, On Screen Display Menu, Privacy Masking
Technology Analog SD / 960H
Resolution 480 - 540 , 550 - 600
Image Sensor 1/3-inch CCD
Signal Format NTSC (Domestic)
Voltage 12 VDC
Housing Color Silver
Video Connection BNC
Special Features Digital Noise Reduction, Image Flip, On-screen Menu, Privacy Masking, Video Motion Detection
Camera Type Dome
Max Focal Length 9.5
Environment Indoor
Lens Varifocal
Min Focal Length 3.8
Imaging System Day/Night (IR)
Motion Detection On / Off selectable
Mirror On / Off selectable
Synchronization Internal / Line lock selectable
Video Output 1.0Vp-p / 75? (Video 0.714Vp-p, Sync 0.286Vp-p) 1.0Vp-p / 75? (Video 0.7Vp-p, Sync 0.3Vp-p)
Lens Size 3.8-9.5mm
Camera Signal Analog
Lens Type Varifocal
Durability Indoor
Automatic White Balance ATW / AWC / Manual selectable (1,800°K ~ 10,500°K)
Auto Gain Control Low / High / Off selectable
Scanning System 2:1 interlace
Image Pixels Total 811(H) x 508(V)
Image Device 1/3" Super HAD CCD
Electronic Shutter Fixed (1/60 / Flickerless)
Dimensions (W x H) Ø145.3(W) x 109.5 (H)mm
Infrared Distance 0~60 Feet
Resolution < 1MP
Sensor Option 1/3" CCD
Image Pixels-Effective 768(H) x 494(V)
S/N Ratio 50dB (AGC off, Weight on)
Power Consumption Max. 3.6W (LED On)
OSD Menu 5 Key, RS-485 Control
Operating Temperature -10°C ~ +50°C
Operating Humidity 30% ~ 80% RH
Minimum Scene Illumination 0 Lux@F1.2 (B/W mode) 0.3Lux@F1.2 (Normal color mode)
Mount Type Ceiling, Wall
On Screen Display Menu Yes
Privacy Masking Yes
Auto Gain Control Yes
Motion Detection Tracking Yes
Mirror Yes
Day/Night Yes
Digital Noise Reduction Yes