Brand originChina
Support Ending
Support Ending
Dahua ASC2202B-S
Category
Controller
First seen by Awernica
Oct 2026
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Software Support
2026-12-31
2 months left
Replacement
Not specified
No verified replacement
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Specifications
From the manufacturer's product information.
System
- Internet Protocol
- IPv4; TCP; UDP
- OSDP Protocol
- Yes
- SDK
- Yes
Basic
- Product Appearance
- Model B slide rail
- Buzzer
- Yes
- Casing Material
- PC+ABS
Function
- Unlock Mode
- Card/remote/password/fingerprint unlock
- Period List
- 128
- Holiday Period
- 128
- Network Update
- Yes
- First-Card Unlock
- Yes
- Remote Verification
- Yes
- Blocklist/Allowlist
- Yes
- Peripheral Card Reader
- 2 RS-485 card readers; 2 Wiegand card readers
- Multi-door Interlock
- Yes
- Group Combination
- Card/password/fingerprint unlock
- Real-Time Surveillance
- Yes
- Multiple Authentication
- Yes
User
- User (Card) Type
- General user, VIP user, patrol user, guest user, blocklist user, and other user
Capacity
- User
- 100,000
- Fingerprint
- 3,000
- Card
- 100,000
- Record Capacity
- 500,000
Port
- RS-485 Port
- 3 RS-485 ports
- Wiegand
- 2 Wiegand ports
- Network
- One 10/100 Mbps network port
- Alarm Input
- 2 (digital quantity)
- Alarm Output
- 2 (relay)
- Alarm Linkage
- Yes
- Exit Button
- 2
- Door Status Detection
- 2
- Lock Control
- 2, stays open by default
Alarm
- Anti-Passback
- Yes
- Tamper
- Yes
- Duress
- Yes
- Door Sensor Timeout
- Yes
- Intrusion
- Yes
- Illegal Card Exceeding Threshold
- Yes
- Duress Fingerprint
- Yes
General
- Power Supply
- Standard POE (an additional power supply for the door lock is needed);; DC 12V (support supplying power to the door lock)
- IP Rating
- IP20, IK04
- Power Consumption
- Standby 1.0W, working 13.0W (Standard PoE; rated voltage of the card reader power supply is 12V, and the total max. rated current is 1A); Standby 0.8W, working 24.8W (DC 12V; rated voltage of the card reader power supply is 12V, and the total max. rated current is 1A; rated voltage of the door lock power supply is 12V, and the total max. rated current is 1A)
- Product Dimensions
- 155 mm × 106 mm × 50 mm (6.10”× 4.17”× 1.97”)
- Packaging Dimensions
- Packaging box: 190 mm × 141 mm × 87 mm (7.48”× 5.55”× 3.43”); Protective box: 439 mm × 393 mm × 191 mm (17.28”× 15.47”× 7.52”)
- Operating Temperature
- –30°C to +60°C (–22°F to +140°F)
- Operating Humidity
- 5%RH–90%RH (no condensation)
- Operating Altitude
- 0 m–1300 m (0 ft–4265.10 ft)
- Operating Environment
- Indoor
- Gross Weight
- 0.4 kg (0.89 lb)
- Installation
- Surface/guide rail mount
- Certification
- CE/FCC/UL
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