Service & Spares
Any Brand · Any Type · Anywhere — keeping every heat exchanger running longer, with less worry
Buy with confidence, run with ease
Heat exchangers are the heart of your process. Factory-genuine spare parts, certified service engineers and a worldwide network keep your equipment at factory performance throughout its life cycle.
Any Brand · Any Type · Anywhere
Not only NEXSON and thermowave equipment — multi-brand plate heat exchangers are equally covered with service and spare parts.
Genuine spare parts
Plates, gaskets and fasteners manufactured to original drawings and material standards, shipped directly from our bases in France, Germany and Beijing.
Fast response
Certified service engineers on standby, with a global network covering every site where your equipment operates.
Full life-cycle care
From cleaning and maintenance to upgrades — restoring thermal performance and extending equipment life.
Our Services
Six professional services covering every scenario — click a card to visit the after-sales portal
Cleaning
Chemical cleaning, high-pressure water jetting, mechanical & ultrasonic cleaning
Enter the After-Sales Portal →Repair
Plate restoration, tube plugging & retubing, leak treatment, seal face repair
Enter the After-Sales Portal →Replacement
Plate & gasket replacement, unit replacement, obsolete model substitution
Enter the After-Sales Portal →Upgrades
Area expansion, material upgrades, energy-saving retrofits, smart monitoring
Enter the After-Sales Portal →Inspection
Leak detection, pressure testing, eddy current & thickness testing, performance evaluation
Enter the After-Sales Portal →Maintenance
Annual contracts, preventive maintenance, on-site engineers, spare parts supply
Enter the After-Sales Portal →Genuine parts, always ready
Common plates, gaskets and wear parts kept in safety stock and shipped by model number; upgrade substitutions available for obsolete units.
Service tickets, spare-parts inquiries and online selection are handled in the after-sales portal
The after-sales platform is currently open to partners only. Before self-service ordering goes live, please reach our service team through the contact page or your regional sales.