KR900 Series

Description

Overview

The ZKTeco KR900 Series includes high-security RFID card readers that support both 125kHz and 13.56MHz frequencies. Designed for secure access control, these readers feature tamper detection, fast card reading, and dual communication protocols for seamless integration with both ZKTeco and third-party systems.

Model Variants

• KR901: Narrow card reader for mullion or flat-surface mounting.
• KR902: Narrow reader with a 12-key physical keypad.
• KR903: Square card reader, compatible with an Asian gang box.
• KR904: Square reader with a 12-key physical keypad, compatible with an Asian gang box.

The wider range also includes KR901S and KR902S options with back boxes for single-gang European mounting. These options are not included in the 3D selector above.

Key Features

• Supports 125kHz (ID) and 13.56MHz (IC) RFID cards – incl. DESFire EV1/EV2/EV3, NTAG, HID, FeliCa
• Wiegand output or ZK-RS485 + Wiegand combo (W34/W66 format selectable)
• Card read speed < 0.3 seconds, range up to 4cm
• Optional 12-key PIN keypad (on KR902, KR902S, KR904)
• IP65-rated weather protection for indoor/outdoor use
• Tamper alarm switch and visual/audio feedback (LED + buzzer)

Technical Specifications

• Power Supply: 9–12V DC
• Operating Temp: -20°C to 60°C
• Humidity: 10%–90% RH (non-condensing)
• Ingress Protection: IP65
• Material: ABS Plastic housing
• Dimensions (H × W × D): KR901: 111 × 44.5 × 21 mm; KR902: 111 × 44.5 × 21.8 mm; KR903/KR904: 86 × 86 × 16.15 mm. KR901S/KR902S: 124 × 77 × 20.9 mm.

Integration & Installation

• Compatible with ZKTeco standalone access controllers
• Wall, mullion, or gang box mounting (Asian, European, or US)
• Flexible configuration for new installs or retrofits

The KR900 Series is a professional-grade reader lineup for any access control application, offering vers