{"id":"automationdirect-gs4-42p0","model_id":"GS4-42P0","name":"AutomationDirect DURApulse GS4-42P0","summary":"The GS4-42P0 is a DURApulse GS4 series AC variable frequency drive in a NEMA 1 enclosure, rated 2 hp with a 460 VAC three-phase input. It controls three-phase induction motors in either sensorless vector (SVC) or V/Hz mode and has integrated dynamic braking. An RS-485 port carries Modbus RTU, Modbus ASCII and BACnet, and optional EtherNet/IP and Modbus TCP cards can be added.","study_notes":["Control mode is selectable between SVC (sensorless vector) and V/Hz.","Carrier frequency range is 2-15 kHz; output frequency range is 0.1-599 Hz.","RS-485 port on an RJ12 connector, port speed up to 115.2k baud.","Port protocols listed are Modbus RTU, Modbus ASCII and BACnet.","I/O: 8 discrete inputs at 24 VDC (sinking/sourcing), 4 discrete outputs (relay/sinking/sourcing, Form C SPDT), 3 analog inputs (11-bit) and 2 analog outputs (10-bit).","Analog input ranges 0-20 mA / 4-20 mA and +/-10 VDC; analog output ranges 0-20 mA / 4-20 mA and 0-10 VDC.","Discrete output rating 3 A/point relay, 50 mA/point discrete; nominal discrete output voltage 240 VAC and 48 VDC.","Embedded PLC programmable in ladder; connections are screw terminals.","Integrated dynamic braking is included; there is no integrated EMI filter.","Optional EtherNet/IP and Modbus TCP communication cards are available separately.","Intended for use with 3-phase induction motors.","Listed shipping weight is 7.8 lb, which includes the drive, keypad and quick start insert."],"safety_notes":["Safe Torque Off (STO) is built-in.","A user-supplied external fuse is required.","Enclosure is NEMA 1 with IP20 protection, intended for wall mounting.","UL Listed, file # E198015; CE declaration available; RoHS compliant."],"sources":[{"url":"https://www.automationdirect.com/adc/shopping/catalog/drives_-a-_soft_starters/ac_variable_frequency_drives_(vfd)/high-performance_vfds/gs4-42p0","title":"DURApulse AC High-performance Drive: 460 VAC, 2hp with 3-phase input, (VFD) (PN# GS4-42P0) | AutomationDirect","accessed":"2026-10-26"},{"url":"https://cdn.automationdirect.com/static/specs/cutsheet/GS4-42P0_cutsheet.pdf","title":"GS4 42P0 cutsheet","accessed":"2026-10-26"}],"verification":{"status":"source_checked","checked_at":"2026-10-26","values":12,"method":"llm_source_check"},"updated_at":"2026-10-26","type":"hardware","spec":{"category":"vfd","manufacturer":"automationdirect","controllers":[],"weight_kg":3.54,"supply_voltage":"460 VAC, 3-phase","rated_power_kw":1.49,"rated_current_a":3.8,"frame_size":"A","output_type":"PWM output","ip_rating":"IP20","operating_temp_min_c":-10,"operating_temp_max_c":50,"joints":[],"protocols":["modbus-rtu","modbus-ascii"],"standards":[],"error_codes":[]},"url":"https://machineschema.com/hardware/automationdirect-gs4-42p0","license":"https://creativecommons.org/licenses/by/4.0/"}