Viking Access Systems VFLEXPCB Control Board

Overview

The Viking Access Systems VFLEXPCB is the original VFLEX series control board, identified by its black logo and designed for use in Viking DC gate operators prior to 2016 UL updates. It serves as the central controller for residential and commercial gate applications and is direct-mounted to the operator.

Key Features

• UL325 Compliant: Integrates obstruction sensing and monitored safety device support
• Surge Protection: Rated for up to 20,000 volts / 10,000 amps
• LCD Diagnostics: On-board LCD displays real-time status, cycle counts, motor current, and fault codes
• Adaptive Motor Control: Adjusts torque and speed based on gate load and temperature
• Battery Backup Ready: Supports high-cycle operation during power outages
• Direct-Mounted installation
• UL/ETL Certified

Specifications

• Input Power: 120/240VAC single-phase
• Operating Voltage: 24VDC
• Accessory Output: 24VDC at 750mA
• Surge Protection: Up to 20,000 volts / 10,000 amps
• Temperature Range: -20°F to 160°F with thermostat-controlled heater
• Battery Backup: Supports up to 400 full cycles on a 600 lb gate
• Mounting Type: Direct-Mounted
• Installation Type: Residential | Commercial

Compatibility

• Compatible with most Viking DC operators including R6, F1, K2, L3, G5, T21, and X390
• Pre-2016 version — for 2016 UL325 compliance use VFLEXPCBU16; for post-2018 UL325 compliance use VFLEXPCBU18
• Not compatible with H-10 models

The Viking Access Systems VFLEXPCB is the correct board choice for early Viking DC operator installations requiring the original pre-2016 control logic and diagnostics.