Equipment we serve
Expert services and approved parts for a range of aeroderivative and heavy gas turbines and associated power plant control systems
Controls
At AP4, we deliver expert controls solutions and fast, reliable control system parts for gas and steam turbines, excitation controls, and LCI/SFC controls. Our mission is simple: keep your power systems running at peak reliability and availability, so you can focus on producing energy without interruptions.
Providing controls solutions for your specific equipment
Emerson Ovation Controls
Field Service
Experienced field engineers with Ovation expertise to support the maintenance and reliability of your controls. Please note that we do not stock or provide parts for Ovation controls.
ABB and Alstom Turbine Controls
Field Service and Parts
We offer parts and expert technical support for legacy ABB and common Alstom turbine control systems, including Procontrol P13/P14, Advant 800xA, ALSPA P320, ControGas / S6 and more.
Other OEMs
Control systems
Learn more about our remote and field service capabilities for Meggitt, Bently Nevada, and more.
Looking for parts? Click through to our full parts listings to easily search and filter by part number or OEM.
Find parts
- Controls Parts Explore
Gas & Steam Turbines
AP4 provides authorized and approved fuel system components, ancillary parts, consumables, and more for leading industrial gas turbines, including GE Aeroderivative and Frame units, Pratt & Whitney, Rolls-Royce, and various other gas turbine makes and models.
We also deliver trusted services and expert support for Alstom turbines and related equipment, helping you maintain reliability and performance across your entire operation.
Keeping your critical equipment running, no matter what
GE Aeroderivative Gas Turbines
AP4 supplies authorized and approved auxiliary, fuel system, and consumable parts for GE aeroderivative gas turbines, including LM2500, LM5000, and LM6000
GE Heavy Frame Gas Turbines
AP4 offers a full range of consumables, including AP4’s Outage in a Box®, a customized kit designed to simplify outages and keep your outage running smoothly.
We also provide comprehensive controls solutions, controls field services, and controls parts for GE Frame gas turbines.
Alstom Gas & Steam Turbines
Expert controls, electrical, and rotating equipment services for Alstom gas turbines, steam turbines, and related equipment. Powered by HTS, an AP4 company.
