84123900
NUCLEAR REACTORS, BOILERS, MACHINERY AND MECHANICAL APPLIANCES; PARTS THEREOF›Other engines and motors
Other
Classification scope of other pneumatic motors (841239)
CN code 841239 covers other pneumatic power engines and motors not classified under subheading 841231 (linear actuators). This includes rotary pneumatic motors (vane, piston), rotary actuators, quarter-turn actuators and other devices converting compressed air energy into rotary or oscillating motion. Rotary pneumatic motors power hand tools (impact wrenches, pneumatic drills, grinders), agitators, winding drums and assembly equipment. Pneumatic rotary actuators control butterfly and ball valves in process installations. Classification is based on the pneumatic principle with non-linear output motion.
Import requirements for rotary pneumatic motors (841239)
Importing motors under subheading 841239 into the EU is governed by the Union Customs Code. The Machinery Regulation (EU) 2023/1230 applies to pneumatic motors as machine components. Pneumatic hand tools with rotary motors are subject to machinery safety and noise directives. Importers must hold an EORI number. Documentation includes a commercial invoice, transport document and technical specification with parameters (power, torque, speed, working pressure). Duty rates should be verified in TARIC.
Applications of rotary and oscillating pneumatic motors (841239)
Pneumatic motors under subheading 841239 have broad industrial applications. Vane air motors drive impact wrenches in automotive workshops and assembly industry, pneumatic drills in shipyards and aviation, grinders and polishers in metalworking. Piston air motors are used in potentially explosive atmospheres (ATEX zones) where electric motors require costly explosion-proof certification. Quarter-turn pneumatic actuators control butterfly and ball valves of DN15 to DN3000 in process and petrochemical installations. Leading manufacturers include Atlas Copco, Ingersoll Rand, Festo, SMC, Parker Hannifin and Rotork. Pneumatic motors are preferred in wet, dusty and explosive environments due to their spark-free operation and contamination resistance.
Other pneumatic motors – ISO standards and Machinery Directive
CN code 8412 39 covers other pneumatic motors. These actuators are used in industrial automation, construction machinery and specialist vehicles. Import requires compliance with Machinery Directive 2006/42/EC and ISO standards for hydraulic/pneumatic systems. Customs clearance requires CE certificate and manufacturer's technical documentation.
Frequently asked questions
What motors are classified under subheading 841239?
Subheading 841239 covers pneumatic motors not classified under 841231 (linear). These are primarily rotary pneumatic motors (vane, piston), rotary actuators and quarter-turn actuators. Used in hand tools, valve control and drives in ATEX zones.
Why are pneumatic motors used in ATEX zones?
Pneumatic motors are preferred in potentially explosive atmospheres (ATEX) because they do not generate electrical sparks or high surface temperatures. Electric motors in ATEX zones require costly explosion-proof certification. Pneumatic motors with appropriate materials and seals can operate in explosive atmospheres without additional ATEX certification.
How does subheading 841239 differ from 841231?
Subheading 841231 covers linear pneumatic actuators (pneumatic cylinders). Subheading 841239 covers pneumatic motors and actuators with rotary or oscillating motion. The distinguishing criterion is output motion type: linear (841231) or rotary/oscillating (841239).
Do other pneumatic motors CN 8412 39 require CE marking?
Yes, other pneumatic motors CN 8412 39 require CE marking under Machinery Directive 2006/42/EC when placed on the EU market as standalone equipment. Spare parts may be exempt from CE marking obligations.
Useful tools & resources
Customs calculators
Related glossary terms