Model

SE-31S51-XK

SE-51V56

SE-31Z51-XK

Sensor +DSP

Sony ICX673AK+CXD4140

 V8330+ FH8510

Sony IMX238LQJ+FH8521

Resolution

700TVL

 900TVL

 1200TVL

Effective Pixels

976(H) x 582(V) [PAL]  976(H) x 494(V) [NTSC]                                   

976(H)*650(V)

1280(H)*720(V)

Focal Length

3.6MM

3.6MM

3.6MM

IR LED

￠5X24PCS

￠5X24PCS

￠5X24PCS

Min Illumination 

0.045Lux / F1.4;

0Lux (IR ON)

0.045Lux / F1.4; 

0Lux (IR ON)

0.045Lux / F1.4; 

0Lux (IR ON)

IR Effective Range

12M

12M

12M

ICR

 Yes

 Yes

 Yes

S/N ratio (AGC Off)

 ≥50Db

 ≥50Db

 ≥54Db

OSD

Yes

 NO

Yes

Noise Reduction

2D

2D

2D&3D

WDR           

No

 NO

Yes

HLC 

Yes

No

No

BLC 

Yes

Auto

Yes

Defog

No

No

No

Audio

No

No

No

Privacy Masking

Yes

No

Yes

Monition Detection

Yes

No

Yes

Video Output

 CVBS 1.0Vp-p, 76ohm

 CVBS 1.0Vp-p, 75ohm

 CVBS 1.0Vp-p, 75ohm

Power Input (Volt)

 DC12V

 DC12V

 DC12V

Body material

 Alloy

 Alloy

 Alloy

Vandal-proof

Yes

Yes

Yes

IP Rating

IP66

IP66

IP66

Operation 

Condition (Temp)

 -20 °C ~+50 °C, 
RH91% (MAX.)

 -20 °C ~+50 °C, 
RH91% (MAX.)

 -20 °C ~+50 °C, 
RH91% (MAX.)

Net Weight

250g

250g

250g

Dimensions

145x58x73mm(LxWxH)

145x58x73mm(LxWxH)

145x58x73mm(LxWxH)

Warranty

 3 years

 3 years

 3 years