ACTi - E21FA - 1 Megapixel Day/Night Box Camera, 4.2mm Lens
Product Overview
The ACTi E21FA is a 1MP day/night box camera designed for surveillance applications requiring 720p video and reliable low-light performance. It features a fixed f4.2mm F1.8 lens, Basic WDR 74 dB, mechanical IR cut filter, and 2-way audio support.
Key Configuration
Box camera with 1MP / 1280 x 720 resolution; fixed f4.2mm F1.8 lens; day/night operation with mechanical IR cut filter; Basic WDR 74 dB; 30 fps frame rate; H.264 HP and MJPEG compression; 2-way audio communication.
Key Features
• 1MP 720p resolution supports clear video monitoring
• Fixed f4.2mm F1.8 lens provides consistent scene coverage
• Day/night functionality switches between color and B/W operation
• Basic WDR 74 dB improves visibility in mixed lighting conditions
• 2-way audio support enables connected audio communication
Technical Context
The E21FA supports low-light operation down to 0.1 lux in color mode and 0.05 lux in B/W mode. H.264 HP and MJPEG compression provide flexible options for video streaming, recording, and storage efficiency.
Installation Notes
The camera is suitable for box camera installations where 720p video, WDR support, day/night performance, and 2-way audio integration are required.
| Product Information | |
| SKU | E21FA |
| Features | Auto Gain Control, Automatic White Balance, Digital Noise Reduction, Flickerless, Motion Detection Tracking, ONVIF, Privacy Masking, Weather Resistant, Wide Dynamic Range |
| Manufacturer | ACTi |
| Camera Signal | Network IP |
| Connection Type | Wired |
| Infrared Distance | Non Infrared |
| Resolution | 1 Megapixel |
| Lens Type | Fixed |
| Lens Size | 4.2mm |
| Mount Type | Bracket Required |
| Compression Method | H.264, M-JPEG |
| Durability | Indoor, Weather Resistant |
| Voltage | PoE |
| Dimensions (W x H) | 67mm x 65mm x 145mm (2.6" x 2.6" x 5.7") |
| Electronic Shutter | 1/5 ~ 1/2,000 sec (manual mode); 1/5 ~ 1/10,000 sec (auto mode) |
| Image Device | 1/4" Progressive Scan CMOS |
| Minimum Scene Illumination | Color: 0.1 lux at F1.8 (30 IRE, 2400°K); B/W: 0.05 lux at F1.8 (30 IRE, 2400°K) |
| Operating Humidity | 10% ~ 85% RH |
| Operating Temperature | -10°C ~ 50°C (14°F ~ 122°F) |
| Power Consumption | 3.36 W |
| Privacy Zone | 4 configurable regions |
| Protocols | TCP, UDP, HTTP, HTTPS, DHCP, PPPoE, RTP, RTSP, IPv6, DNS, DDNS, NTP, ICMP, ARP, IGMP, SMTP, FTP, UPnP, SNMP, Bonjour |
| Weatherproof | IP66 |
| Angle of View | Horizontal - 53.8° |
| Auto Gain Control | Yes |
| Digital Noise Reduction | Yes |
| Automatic White Balance | Yes |
| Flickerless | Yes |
| Motion Detection Tracking | Yes |
| Privacy Masking | Yes |
| Wide Dynamic Range | Yes |
| ONVIF | Yes |
