Phoenix Contact 2866789 | QUINT-PS/1AC/24DC/40 960W Industrial Power Supply

The Phoenix Contact 2866789 is a top-tier high-power single-phase DIN rail power supply from Phoenix Contact’s premium QUINT POWER series, with the official model QUINT-PS/1AC/24DC/40. Delivering industry-leading 24V DC 40A continuous output and 960W rated power, the 2866789 integrates ultra-high energy efficiency, enhanced SFB fault protection and stable POWER BOOST overload performance. As an authentic Phoenix Contact 2866789 power module, it supports universal AC/DC dual input, perfectly catering to ultra-high-load power supply demands for large-scale industrial automation and heavy mechanical equipment.

Full Industrial Technical Specifications

Specially engineered for extreme full-load industrial operation, the Phoenix Contact 2866789 adopts upgraded high-power switching circuit and optimized heat dissipation structure, achieving outstanding efficiency and long-cycle operational stability.

• Part Number：2866789

• Full Model：QUINT-PS/1AC/24DC/40

• Universal AC Input：85V AC ~ 264V AC global wide voltage range

• DC Backup Input：90V DC ~ 300V DC adaptive dual-mode input

• Rated Output：24V DC / 40A continuous stable current

• Rated Power：960W maximum industrial output power

• Adjustable Output Voltage：18V DC ~ 29.5V DC precise voltage regulation

• Peak Efficiency：Up to 95.9% ultra-high energy conversion rate

• POWER BOOST Capacity：45A permanent overload output for heavy load startup

• SFB Breaking Current：215A instantaneous short-circuit breaking (12ms fast response)

• Isolation Grade：4kV reinforced industrial safety insulation

• Input Frequency Range：45Hz ~ 65Hz wide frequency adaptation

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

• Derating Standard：2.5%/K load derating above 60℃

• Protection Grade：IP20 dust and touch safety protection

The dual AC/DC wide-range input design of the 2866789 Phoenix Contact power supply eliminates grid fluctuation interference, maintaining consistent high-power 24V DC output under complex industrial power conditions.

Core Performance & Unique Technical Advantages

The Phoenix Contact 2866789 stands out in industrial high-power power supplies with ultra-high efficiency and powerful overload tolerance. Boasting up to 95.9% peak efficiency, the 2866789 drastically reduces operational heat and idle power consumption, realizing energy-saving and low-heat long-term full-load operation, which greatly lowers cabinet heat accumulation and equipment aging speed.

Equipped with QUINT exclusive dual-core technologies, the Phoenix Contact 2866789 features 45A permanent POWER BOOST overload capacity, ensuring reliable startup of difficult heavy loads such as large servo groups and multi-channel electromagnetic valve systems. The upgraded 215A SFB selective fuse breaking technology achieves ultra-fast short-circuit fault isolation, precisely cutting off faulty branches without affecting the entire power system. It also supports flexible parallel and series expansion for redundant backup and capacity upgrade, with comprehensive overvoltage, overcurrent and over-temperature protection to ensure 24/7 stable operation.

System Matching & Industrial Application Scenarios

The ultra-high-power Phoenix Contact 2866789 24V 40A power supply is tailored for large-scale heavy-load industrial automation scenarios. The 2866789 QUINT power supply can steadily drive high-power PLC clusters, multi-axis servo control systems, large industrial testing equipment and high-density automation execution components.

It is widely deployed in heavy machinery manufacturing, intelligent logistics sorting systems, large-scale water treatment plants, petrochemical main control cabinets and automated assembly line core power distribution systems. The genuine Phoenix Contact 2866789 effectively solves insufficient power and unstable startup issues of conventional power supplies under extreme heavy loads, serving as the preferred high-power power solution for large industrial project construction and system capacity expansion renovation.