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Their unique contactless labyrinth sealing system ensures oil-free compression with no mechanical wear, resulting in longer compressor life, reduced maintenance, and the highest gas purity. These compressors can handle a wide variety of gases, including dry, humid, cryogenic, contaminated, reactive, explosive, corrosive, and toxic types. Their robust and simple design supports high reliability and availability, ideal for critical uses in industries such as gas transport, petrochemical, and industrial gas production. Tailored solutions are available for applications like natural gas handling, reliquefaction, and polypropylene and polyethylene production. Technical specifications cover various models (K-Types and D-Types) with differing crank numbers, stroke lengths, speeds, power ratings, and dimensions to suit diverse operational needs. Gas-tight compressors - high efficiency at low cost and proven design Our Laby® compressors are engineered to deliver exceptional performance and reliability, making them the ideal choice for a wide range of demanding applications. Your benefits Contactless Labyrinth Sealing This unique sealing system ensures there is no mechanical wear, leading to longer compressor life and reduced maintenance costs. Highest gas purity The labyrinth sealing allows for oil-free compression, No contamination of highly pure gases with oil or abrasives from piston rings or rider rings. Handling Complex Gases The compressor is designed to handle a wide range of gases, including bone-dry, humid, cryogenic, dirty, dust-laden, contaminated, reactive, explosive, corrosive, and toxic gases. High Reliability The design and materials used in the Laby Compressor ensure high reliability and availability, making it suitable for critical applications. Low Total Cost of Ownership Due to the contactless sealing and separation of sealing and guiding elements, the compressor requires minimal maintenance. Features Labyrinth Sealing System This system provides contactless and oil-free compression, which minimizes wear and maintenance. Versatility The compressor can handle various gases and is used in multiple industries, including gas transport and storage, petrochemical, and industrial gas applications. Robust Design The Laby compressor has a simple and rugged design, which contributes to its durability and long service life. Tailored solutions Natural gas handling and reliquefaction Polypropylene production Polyethylene production Get in touch Talk to our specialists. Contact us Downloads Laby compressors for oil-free gas compression and highest reliability EN pdf 7.13MB More languages No other languages available Technical data K-Types D-Types K-Types Type Cranks Stroke   mm / in Max. speed   rpm Rated power   kW / hp Width   mm / in Height mm / in Length   mm / in Weight   kg / lbs 2K90  2  90 / 3.5  1’000  115 / 154  640 / 25  1’500 / 59  950 / 37  1’900 / 4’100 2K105  2  105 / 4.1  1’000  188 / 252  530 / 21  1’720 / 68  1’150 / 45  2’500 / 5’500 2K120  2  120 / 4.2  880  226 / 303  760 / 30  1’720 / 68  1’150 / 45  2’300 / 5’000 2K140  2  140 / 5.5  850  303 / 406  880 / 35  2’080 / 82  1’330 / 52  4’700 / 10’300 2K158  2  158 / 6.2  750  485 / 665  910 / 36  2’340 / 92  1’600 / 63  5’800 / 12’700 2K160  2  160 / 6.3  750  485 / 665  1’500 / 59  2’280 / 90  1’480 / 58  5’500 / 12’100 2K250  2  250 / 9.8  500  1’660 / 2’226  970 / 38  3’570 / 141  2’310 / 91  18’300 / 40’300 3K120  3  120 / 4.2  750  350 / 469  900 / 35  2’290 / 90  1’750 / 69  6’100 / 13’400 3K140  3  140 / 5.5  750  485 / 665  1’040 / 41  2’280 / 90  2’140 / 84  9’000 / 19’800 3K160  3  160 / 6.3  750  485 / 665  1’010 / 40  2’340 / 92  2’140 / 84  9’000 / 19’800 4K165  4  165 / 6.5  750  1’042 / 1’397  1’110 / 44  2’400 / 94  2’850 / 112  16’000 / 35’200 D-Types Type Cranks Stroke mm / in Max. speed rpm Rated power 1 kW / hp Width mm / in Height mm / in Length mm / in Weight kg / lbs 2D140 2 140 / 5.5 1’000 174 / 233 760 / 30 2’060 / 81 1’160 / 46 2’700 / 5’900 2D160 2 160 / 6.3 750 304 / 407 370 / 26 2’280 / 90 1’250 / 49 3’900 / 8’600 2D200 2 200 / 7.9 600 480 / 643 830 / 33 3’000 / 118 1’480 / 58 5’700 / 12’500 2DL200 2 200 / 7.9 600 480 / 643 1’200 / 47 3’100 / 122 1’300 / 51 8’000 / 17’600 2D205 2 205 / 8.1 600 700 / 938 980 / 39 2’900 / 114 1’650 / 65 7’400 / 16’300 2D250 2 250 / 9.8 520 1’700 / 2’279 1’180 / 46 4’080 / 161 2’140 / 84 6’300 / 13’800 2DL250 2 250 / 9.8 520 1’760 / 2’350 1’980 / 78 3’720 / 146 2’630 / 104 21’000 / 46’200 3D130 3 130 / 5.1 750 185 / 248 730 / 29 2’270 / 89 1’390 / 55 3’900 / 8’500 3D160 3 160 / 6.3 750 304 / 407 850 / 33 2’580 / 102 1’500 / 59 6’300 / 13’800 3D200 3 200 / 7.9 600 490 / 657 1’060 / 42 3’080 / 121 2’110 / 83 9’400 / 20’700 4D150 4 150 / 5.9 750 304 / 407 830 / 33 2’480 / 98 1’900 / 75 10’500 / 23’100 4D200 4 200 / 7.9 600 500 / 670 950 / 37 2’850 / 112 2’290 / 90 12’000 / 26’400 4D225 4 225 / 8.9 600 726 / 973 1’000 / 39 2’970 / 117 2’700 / 106 13’900 / 30’600 4D250 4 250 / 9.8 520 1’025 / 1’374 1’180 / 46 3’290 / 130 3’230 / 127 18’400 / 40’500 4D300 4 300 / 11.8 450 1’533 / 2’055 1’200 / 47 3’300 / 130 3’230 / 127 27’600 / 60’800 4D375 4 375 / 14.8 380 2’055 / 2’755 1’600 / 63 4’380 / 172 4’180 / 165 43’400 / 95’600 6D375 6 375 / 14.8 380 2’055 / 2’755 1’670 / 66 4’380 / 172 5’370 / 211 49’100 / 108’200 6DL375 6 375 / 14.8 380 4'000 / 5'360 1'850 / 73 4'650 / 183 6'500 / 256 67'000 / 147'710 6LP250 6 250 / 9.8 520 4’000 / 5’360 2’200 / 86 4’800 / 189 5’600 / 220 50’000 / 110’000   Illustrations of gas flow Specific processes for Industrial gas Industrial gas toxic Petrochemical and chemical Gas transport and storage Industrial gas Highest purity for non-toxic gases Example shows oxygen for steel production Industrial gas toxic Highest safety for toxic, corrosive and explosive gases Example shows carbon monoxide for acetic acid production Petrochemical and chemical Highest reliability for contaminated gases Example shows polypropylene / polyethylene, EO / EG production Gas transport and storage Highest flexibility for LNG, LPG, LEG C n H m BOG Example shows Boil-off gas handling Applications Air separation Oxygen Food and beverage LNG import terminal Polyolefins production Marine LPG and ammonia carriers Our services offering Agreements Installation and commissioning Training Contact your gas compression expert Unlock efficiency. Connect with our gas compression experts now for tailored solutions. Get in touch In Products Laby K / D compressors Marine compressors Process gas compressors Fully balanced high-speed compressors Hyper compressors Standard high-pressure compressors Marine high-pressure compressors Diaphragm compressors Burckhardt Compression AG Franz-Burckhardt-Strasse 5 P.O. Box 3352 CH-8404 Winterthur Switzerland Contact us 24/7 Global emergency hotline Terms and conditions Privacy Terms of use Accessibility statement Stay up to date with our newsletter Sign up to our newsletter Burckhardt-compression Burckhardt.compression User/burckhardtcompr Burckhardtcompression Sitemap Search © 2026 Burckhardt Compression Scroll to top Show cookie settings