SMC Corporation of America
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SMC 11-LEFS40B-450-RAC918 ball screw drive actuator, ELECTRIC ACTUATOR
The LEF series slider type electric actuator features a low profile height of 46mm *. The actuators main body can be mounted without removing any exterior components, such as the cover, making installation easy. The standard equipped seal band covers the guide, ball screw and belt, preventing grease and external foreign matter from splashing and entering the LEF. There are 2 types of drivers
https://www.smcpneumatics.com/11-LEFS40B-450-RAC918.html
11-LEFS Electric Actuator, Slider Type, Ball Screw Drive, Step Motor/Servo Motor, Clean Room

The LEF series slider type electric actuator features a low profile height of 46mm (LEF16). The actuator's main body can be mounted without removing any exterior components, such as the cover, making installation easy. The standard equipped seal band covers the guide, ball screw and belt, preventing grease and external

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PDF Icon How To Order: Step Motor (Servo/24 VDC) Servo Motor (24 VDC) Electric Actuator/Slider Type Ball Screw Drive Clean Room Speciļ¬cation 11-LEFS Series LEFS16, 25, 32, 40

3 H Clean Series q 11 Vacuum type q Accuracy w Size e Motor type 16 25 32 40 Nil Basic type H High precision type Symbol Type Applicable size Compatible controller/ driver 11-LEFS16 11-LEFS25 11-LEFS32 11-LEFS40 LECP6 LECP1 LECPA LECPMJ Nil Step motor (Servo/24 VDC) V V V V r Lead [mm] A Servo motor (24 VDC) V V LECA6 Symbol 11-LEFS16 11-LEFS25 11-LEFS32 11-LEFS40 A 10 12 16 20 B 5 6 8

https://partbuilder.smcpneumatics.com/hto_pdf/11_LEFS_LEJS.pdf
PDF Icon Catalog: Electric Actuator

-LEFS32;-300 11-LEFS32;-300B 11-LEFS32;-400 11-LEFS32;-400B 11-LEFS32;-500 11-LEFS32;-500B 11-LEFS32;-600 11-LEFS32;-600B 11-LEFS32;-700 11-LEFS32;-700B 11-LEFS32;-800 11-LEFS32;-800B 60 430 6 2 300 306 150 530 8 3 450 406 D x 150 (= E) B 15 630 10 4 600 506 15 [mm] 730 10 4 600 606 Model L 387.5 439.5 487.5 539.5 A B n D E 11-LEFS32;-100 11-LEFS32;-100B 11-LEFS32;-200 11-LEFS32;-200B 106

https://www.smcpneumatics.com/pdfs/LEF_1.pdf
11-LEFS Electric Actuator, Slider Type, Ball Screw Drive, Step Motor/Servo Motor, Clean Room

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Motor flange Body side hub [Built-in parts] Spider [Built-in parts] Size: 25 Hub Mounting Dimensions [mm] Size: 32 Hub Mounting Dimensions [mm] Size: 40 Hub Mounting Dimensions [mm] Motor type MM TT PD FP NZ M2.5 x 10 1.00 8 11 NY M2.5 x 10 1.00 8 11 NX M2.5 x 10 1.00 8 5.5 NM1 M3 x 4 0.63 5 11 NM2 M2.5 x 10 1.00 6 11 Motor type MM TT PD FP NZ M3 x 12 1.5 14 17.5 NY M4 x 12 2.5 11 17.5 NX

https://www.smcpneumatics.com/pdfs/elect_act_motorless.pdf
PDF Icon Slider Type Ball Screw Drive/11-LEFS Series

Model L A B n D E Without lock With lock 11-LEFS40ll-150l 564.5 594.5 156 328 4 150 11-LEFS40ll-200l 614.5 644.5 206 378 6 2 300 11-LEFS40ll-250l 664.5 694.5 256 428 6 2 300 11-LEFS40ll-300l 714.5 744.5 306 478 6 2 300 11-LEFS40ll-350l 764.5 794.5 356 528 8 3 450 11-LEFS40ll-400l 814.5 844.5 406 578 8 3 450 11-LEFS40ll-450l 864.5 894.5 456 628 8 3 450 11-LEFS40ll-500l 914.5 944.5 506 678

https://www.smcpneumatics.com/pdfs/11_lefs.pdf