Viking VFLEX Control Board for DC Gate Operators

Advanced Control Board for Viking DC Gate Operators The Viking VFLEX Control Board is the central controller for most Viking Access DC gate operators, covering both legacy and current systems (excluding H-10 models). Engineered for secure, precise, and UL325-compliant performance, it ensures smooth operation, advanced diagnostics, and long-term reliability for residential, commercial, and light-industrial gate applications. Key Features Wide Model Coverage: Compatible with most Viking DC operators, including R6, F1, K2, L3, G5, T21, and X390 24VDC Operation: Provides efficient power management and soft start/stop functionality LCD Diagnostics: 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 Surge Protection: Rated for up to 20,000 volts / 10,000 amps UL325 Compliant: Integrates obstruction sensing and monitored safety device support All-Weather Design: Performs reliably in extreme temperature ranges Technical Specifications Operating Voltage: 24VDC Input Power: 120/240VAC single-phase Accessory Output: 24VDC at 750mA Battery Backup: Supports up to 400 full cycles on a 600 lb gate Display: On-board LCD with live system diagnostics Surge Protection: Up to 20,000 volts / 10,000 amps Temperature Range: -20°F to 160°F with thermostat-controlled heater Compliance: UL325 Certified Motor Management: Adaptive torque and speed control Entrapment Protection: Multi-device support Variant Reference Guide Use the chart below to identify your VFLEX control board by sticker color and UL compliance year. Board Model Logo Color UL Compliance Year Common Usage VFLEXPCB Black Pre-2016 Original version prior to 2016 UL updates. Used in early Viking DC operators with basic diagnostics. VFLEXPCBU16 Green 2016 UL325 Updated to meet 2016 UL safety standards. Improved obstruction sensing and logic behavior (legacy version). VFLEXPCBU18 Orange Post-2018 UL325 Current production model featuring enhanced surge protection, advanced diagnostics, and requires a monitored photoeye. Conclusion The Viking VFLEX Control Board series provides dependable control for new and legacy Viking DC gate operators. Whether you are maintaining an older system or upgrading to the latest UL-compliant version, the VFLEX ensures smooth operation, clear diagnostics, and advanced safety performance. Match the logo color and UL guideline year to your operator for the correct board selection.