DAHUA DH-HAC-B2A41 CCTV攝影機安裝・保養

Name: DAHUA DH-HAC-B2A41 DH-HAC-B2A41
Brand: dahua
SKU: DH-HAC-B2A41

產品簡介

dahua DH-HAC-B2A41 為DH-HAC-B2A41，HKEZIT 提供原廠行貨連保養、上門安裝、調試及使用教學一站式服務。詳細規格以下方原廠 Datasheet 欄位為準，歡迎聯絡我們查詢 DH-HAC-B2A41 香港價格連安裝報價。

Camera：OSD Menu Multi-language
影像感測器：1/2.7" CMOS BLC Mode BLC / HLC / DWDR
Effective Pixels：2560(H)×1440(V), 4MP WDR DWDR
Scanning System：Progressive Gain Control AGC
PAL: 1/25~1/100000s：Noise Reduction 2D Electronic Shutter Speed NTSC: 1/30~1/100

HKEZIT 提供原廠行貨保養。硬件連專業安裝、設定及使用教學一站式報價，無需自行研究安裝與設定。我們同時承接裝CAM、裝CCTV、裝監控工程，硬件與工程同一團隊負責。

查詢價格連安裝 →

詳細規格

Camera	OSD Menu Multi-language
影像感測器	1/2.7" CMOS BLC Mode BLC / HLC / DWDR
Effective Pixels	2560(H)×1440(V), 4MP WDR DWDR
Scanning System	Progressive Gain Control AGC
PAL: 1/25~1/100000s	Noise Reduction 2D Electronic Shutter Speed NTSC: 1/30~1/100000s
White Balance	Auto / Manual
Minimum Illumination	0.04Lux/F2.0, 30IRE, 0Lux IR on
Smart IR	Auto / Manual
S/N Ratio	More than 65dB
IR Distance	Up to 20m (66feet) Certifications CE (EN55032, EN55024, EN50130-4,EN60950-1)
IR On/Off Control	Auto / Manual
Certifications	UL (UL60950-1+CAN/CSA C22.2 No.60950-1) FCC (CFR 47 FCC Part 15 subpartB, ANSI C63.4-2014)
鏡頭類型	Fixed lens / Fixed iris
Mount Type	Board-in Audio Interface N/A
焦距	3.6mm (2.8mm, 6mm Optional) Eelectrical
Max Aperture	F2.0 Power Supply 12V DC ±30% 2.8mm::125° x105° x56° (diagonal x horizontal x Power Consumption Max. 3.7W (12V DC, IR on) vertical) Angle of View 3.6mm: 107° x 89° x 48° (diagonal x horizontal x Environmental vertical) 6mm: 61° x 54° x 31° (diagonal x horizontal x -40°C ~ +60°C (-40°F ~ +140°F) / Less than 95% RH Operating Conditions
vertical)	* Start up should be done at above -40°C (-40°F)
Focus Control	N/A Storage Conditions -40°C ~ +60°C (-40°F ~ +140°F) / Less than 95% RH 2.8mm:0.7m(2.3 ft) Ingress Protection & Vandal IP67
Close Focus Distance	3.6mm:1.1 m (3.6 ft) Resistance 6mm: 2.7 m (8.9 ft) Construction
鏡頭	Detect Observe Recognize Identify
Casing	Aluminium 49.8 m 19.9 m 10.0 m 5.0 m 2.8mm (163.0 ft) (65.0 ft) (33.0 ft) (17.0 ft) Dimensions 69.8mm×69.8mm×157.6mm (2.75"×2.75"×6.20") DORI distance 64.0 m 25.6 m 12.8 m 6.4 m 3.6mm Net Weight 0.24kg (0.53lb) (210.0 ft) (84.0 ft) (42.0 ft) (21.0 ft) 106.7 m 42.7 m 21.3 m 10.7 m Gross Weight 0.29kg (0.64lb) 6mm (350.0 ft) (140.0 ft) (70.0 ft) (32.0 ft) Pan / Tilt / Rotation Pan: 0° ~ 360°
Pan/Tilt/Rotation	Tilt: 0° ~ 90° Rotation: 0° ~ 360° 4M (2560 × 1440); Resolution 1080P (1920 × 1080); 960H (960 × 576/960 × 480) CVI: PAL:4M@25fps; 1080P@25fps NTSC:4M@30fps; 1080P@30fps AHD: PAL:4M@25fps;
Frame Rate	NTSC:4M@30fps; TVI: PAL:4M@25fps; NTSC:4M@30fps; CVBS: 960H; 1-channel BNC high definition video output / CVBS Video Output video output (Can switch) www.dahuasecurity.com
Ordering Information	Junction Mount Pole Mount
類型	Part Number Description PFA134 PFA134+PFA152-E DH-HAC-B2A41P 2.8
DH-HAC-B2A41P 3.6	4MP HDCVI Fixed IR Bullet Camera, PAL DH-HAC-B2A41P 6 mm 4MP Camera DH-HAC-B2A41N 2.8
DH-HAC-B2A41N 3.6	4MP HDCVI Fixed IR Bullet Camera, NTSC Dimensions (mm/inch) DH-HAC-B2A41N 6 mm
PFA134	Water-proof Junction Box Water-proof Junction Box+Pole Mount
PFA152-E	Bracket
PFM800-4K	Passive Video Balun
Accessories	PFM820(Only 1080P
and below are	UTC controller available)
PFM321	12V 1A Power Adapter
PFM904	Integrated Mount Tester Accessories Optional:
Water-proof Junction Box	Pole Mount Bracket Passive Video Balun
PFM820	PFM321 PFM904 (Only 1080P and below are 12V 1A Power Adapter Integrated Mount Tester available) UTC controller
Rev 001.001	© 2020 Dahua. All rights reserved. Design and specifications are subject to change without notice. Pictures in the document are for reference only, and the actual product shall prevail. www.dahuasecurity.com

* 規格以原廠最新 Datasheet 為準。

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外形尺寸

詳見圖示｜Unit: mm

CCTV 監控安裝工程服務

HKEZIT 專營裝CAM、裝CCTV、裝監控工程，DH-HAC-B2A41 由我們供貨、安裝、調試到使用教學一站式完成。無論裝CAM、裝CCTV或裝監控，均由自家工程團隊上門施工，品質有保證。

裝CAM 裝CCTV 裝監控

CCTV 監控適合邊類專業客戶

DH-HAC-B2A41 dahua DH-HAC-B2A41亦適合以下專業服務機構使用，保安同合規要求同一般商鋪唔一樣，歡迎查詢度身方案。

保險經紀行

客戶會面室簽單過程存證，減少銷售爭議，配合保監局合規要求。

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兒科診所

候診區同診症室監控兼顧家長安心同私隱，貴重醫療儀器防盜。

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測量師行／則師樓

現場勘察資料同客戶物業圖則屬機密，辦公室網絡同門禁保安係基本要求。

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婦產科診所

診症室及超聲波室私隱要求極高，出入口記錄配合門禁分級管理。

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建築工程顧問公司

圖則模型檔案室保密，配合工地現場監控延伸管理，項目資料防外洩。

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珠寶鑑定／拍賣行

高值品鑑定過程近攝存證，配合保險公司要求，防止調換或盜取。

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常見問題

DH-HAC-B2A41 香港哪裡有代理？

HKEZIT 提供原廠行貨連保養，DH-HAC-B2A41 原廠行貨連保養，提供上門評估、安裝、調試及使用教學一站式服務，全港 32 區均有服務。

此型號如何供電及駁線？

支援 PoE 供電時一條網線同時傳輸數據與電力，無需另行鋪設電源線；詳細供電規格請參閱上方規格表，安裝時我們會按現場環境設計走線。

錄影可以儲存多久、如何遠程監看？

儲存時間取決於解像度、碼率及硬碟容量，配合 H.265+ 壓縮可大幅延長；透過 gDMSS/DMSS App 可隨時遠程實時監看及回放，無需固定 IP。

DH-HAC-B2A41 定 PSDW82442M-A270-D440-S3 邊個好？

兩者主要規格分別：Scanning System方面，DH-HAC-B2A41 係 Progressive Gain Control AGC，PSDW82442M-A270-D440-S3 係 Progressive Scan 5；S/N Ratio方面，DH-HAC-B2A41 係 More than 65dB，PSDW82442M-A270-D440-S3 係 >56 dB；Accessories方面，DH-HAC-B2A41 係 PFM820(Only 1080P，PSDW82442M-A270-D440-S3 係 PFB710W-SG Wall/Pole Mount Bracket。實際邊個型號更適合，需視乎現場環境同需求而定，可先比較 PSDW82442M-A270-D440-S3 詳細規格，或直接聯絡我們免費現場評估，由工程師建議最合適方案。