Welcome to TRONSER

TRONSER Trimmer Capacitors


Air Plate Trimmer Capacitors


Air Tubular Trimmer Capacitors


Sapphire Trimmer Capacitors


Microwave Tuning Elements


Non Magnetic Trimmer Capacitors



State-of-the-art radio base stations, radio transmitters and receivers, professional oscillators and filters, and measurement instruments for the GHz range all use TRONSER Trimmer Capacitors for frequency stability.


TRONSER's Non Magnetic Trimmer Capacitors are the perfect fit for medical technology applications especially NMR and spectroscopy.






TRONSER Turnmill



CNC Turned parts up to 64 mm (2.52 inches)

CNC Milled parts up to

500 x 500 mm

(19.685 x 19.685 inches)

Material: Brass (also non-magnetic), aluminium, copper, bronze, super alloy’s (invar, kovar), plastic (TFE, Delrin, Rexolite, PVC), cold roll steel and stainless steel

Defined surface finishes: silver, gold, nickel, copper, alodine, chrome, anodizing tinn, zinc, burnish etc.




Mobile technology and telecommunication




Pneumatics & Hydraulics


Mechanical engineering


Medical & Dental


Defense, Aero & Space




TRONSER Systems Assembly Technologies


HF Filter covers and housings


Pneumatic & Hydraulic assembly units



At TRONSER Systems we produce assembled units out of components of our own production, customer supplied or purchased components.


Assembly technologies such as pressing, soldering and welding etc. are used.















Non Magnetic Inserts & Components



TRONSER offers a variety of non-magnetic products for MRI and NMR applications. Our customers benifit from our profound know-how based on machining and understanding high-purity metals with no measurable magnetism for Non Magnetic TRONSER Trimmer Capacitors for decades. Any custom designs are available upon request such as


Non Magnetic Inserts

Non Magnetic Threaded Inserts 

Non Magnetic Screws

Non Magnetic Pins

Non Magnetic Shafts

Non Magnetic Bushings