Phoenix Contact 2938879 | QUINT-PS/100-240AC/24DC/40 960W GEN3 Industrial Power Supply

The Phoenix Contact 2938879 is the flagship high-power single-phase GEN3 DIN rail power supply within Phoenix Contact’s proven QUINT POWER series, carrying the official model QUINT-PS/100-240AC/24DC/40. Serving as the top-tier upgraded version of the 20A 2938620 module, the 2938879 delivers stable 24V DC 40A continuous output and 960W ultra-high rated power. It features industry-leading 52A POWER BOOST overload capacity, unlimited capacitive load compatibility, and dual AC/DC wide-range input capability. Built with mature third-generation industrial circuit architecture and Level 3 EMC anti-interference design, this genuine Phoenix Contact 2938879 module provides ultra-reliable, heavy-duty power output for extreme high-load industrial automation systems with rigorous startup and continuous operation requirements.

Professional Technical Specifications

Adopting upgraded high-power GEN3 switching circuit and reinforced full-load structural design, the Phoenix Contact 2938879 achieves superior load stability and harsh environmental adaptability, fully supporting 24/7 non-stop full-load operation for large-scale heavy industrial equipment.

• Part Number：2938879

• Full Model：QUINT-PS/100-240AC/24DC/40 (GEN3 Flagship High-Power)

• Universal Input Range：85V~264V AC / 90V~350V DC dual-mode wide voltage

• Rated Output Current：24V DC / 40A continuous stable output (@ <60℃)

• Rated Power：960W ultra-high industrial rated power

• POWER BOOST Overload：52A extreme instantaneous heavy-load boost current

• Output Voltage Adjustment：22.5V DC ~ 28.5V DC precise manual regulation

• Voltage Regulation Accuracy：＜1% ultra-precise static voltage deviation

• Capacitive Load Capacity：Unlimited capacitive load driving support

• Energy Efficiency：Over 90% high-efficiency low-loss power conversion

• Startup Rise Time：＜2ms ultra-fast stable voltage rise

• Temperature Derating：2.5%/K linear load derating above 60℃ ambient temperature

• Expansion Mode：Support parallel redundancy, capacity expansion and series connection

• Working Temperature：-25℃ ~ +70℃ wide industrial temperature zone

• Signal Feedback：Active DC-OK real-time status monitoring signal

• Protection Mechanism：Overvoltage, overcurrent, short-circuit, overload, over-temperature full protection

• Mounting Type：Standard NS 35 DIN rail quick installation

• Protection Grade：IP20 dust and touch safety protection

• Humidity Resistance：95% max relative humidity (non-condensing) for industrial environments

The dual AC/DC wide-voltage input and industry-exclusive unlimited capacitive load design of the 2938879 Phoenix Contact power supply perfectly adapts to unstable industrial grids and ultra-large capacitive rear-end loads, completely eliminating startup delay, voltage drift and startup failure of extreme heavy-load equipment.

Core GEN3 Flagship Advantages

As the single-phase GEN3 power supply flagship model, the Phoenix Contact 2938879 delivers extreme heavy-load performance that medium and low-power modules cannot match. Its outstanding 52A POWER BOOST overload capability provides 1.3 times continuous current reserve, offering powerful instantaneous surge current to reliably start ultra-high inrush loads including large-scale solenoid valve banks, multi-axis servo full-load systems and high-capacity industrial capacitive equipment.

Inheriting classic GEN3 industrial-grade reliability, the 2938879 is equipped with Level 3 professional EMC filtering system, which effectively suppresses strong electromagnetic interference generated by on-site frequency converters, heavy machinery and high-power equipment, ensuring ultra-clean and stable power quality for precision control instruments and core automation components. The unique unlimited capacitive load compatibility solves the long-term industrial pain point of unstable operation of high-capacity load circuits. With low heat generation and high conversion efficiency, the module supports long-term full-load unattended operation, while flexible parallel expansion enables system redundancy and high-power capacity upgrade, greatly improving the fault tolerance and operational continuity of key production systems.

Industrial Application & System Matching

The flagship 40A 960W Phoenix Contact 2938879 GEN3 power supply is exclusively designed for ultra-heavy load industrial automation scenarios requiring high power, strong surge resistance and stable continuous operation. The 2938879 module steadily drives large-scale PLC clusters, full-set multi-axis servo control systems, high-density industrial execution units and heavy-duty core control auxiliary circuits.

It is widely deployed in heavy machinery manufacturing, large automated production lines, super-large logistics sorting systems, factory main control cabinets and large-scale environmental protection water treatment equipment. The genuine Phoenix Contact 2938879 features excellent compatibility with traditional industrial control architectures, serving as the optimal high-power upgrade replacement for old low-power modules, perfectly suitable for ultra-heavy load industrial project construction and large-scale equipment system renovation and expansion.