SMC Corporation of America
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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

The LEFS slider features a load mounting platform above a ball screw drive.  A flexible seal band permits platform travel while preventing foreign matter from entering the drive.  Slider advantages include a low profile height and shorter length than a rod with equivalent stroke.  The optional parallel mounted motor places the motor alongside the platform axis.  This arrangement

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Electric Actuator/Slider Type Ball Screw Drive Step Motor (Servo/24 VDC) Servo Motor (24 VDC) LEFS16, 25, 32, 40 Series LEFS RoHS How to Order LEFS 16 100 B 1 1 S 6N 2 ' . / 4 0 ( + Size 2 Motor type 16 25 32 40 Symbol Type Applicable size Compatible controllers/driver LEFS16 LEFS25 LEFS32 LEFS40 LECP6 LECP1 LECPA Step motor (Servo/24 VDC) Nil ) ) ) ) Servo motor (24 VDC) A ) ) LECA6

65 [Origin] Note 4) Origin Note 3) Motor cable (2 x 5) 46 6 20 Motor option: With lock Step motor Servo motor 33 40 5.5 M4 x 0.7 thread depth 7 (F.G. terminal) Cable length y 250 (152) 65 15 15 20 20 20 24 ( ) 0.025 0 20 Lock cable (3.5) 24 3H9 depth 3 n x 3.4 4 34 [mm] 40 100 D x 100 (= E) 8 Model L 297 339 397 439 497 539 597 639 A B n D E LEFS16;-100 LEFS16;-100B LEFS16;-200 LEFS16;-200B

Series: LEFS (Ball Screw Drive), Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: S2 (100W Ouput, Incremental Encoder), Lead: B (LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm), Stroke: 100mm, Motor Option: B (w/Lock), Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: S (Standard Cable), Cable Length: 5

Series: LEFS (Ball Screw Drive), Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: S2 (100W Ouput, Incremental Encoder), Lead: B (LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm), Stroke: 400mm, Motor Option: w/o Option, Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: S (Standard Cable), Cable Length: 5

Series: Ball Screw Drive, Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: 100W Ouput, Incremental Encoder, Lead: LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm, Stroke: 100mm, Motor Option: w/Lock, Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: Standard Cable, Cable Length: 5m, Driver Type: LECSA1-S,

Series: Ball Screw Drive, Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: 100W Ouput, Incremental Encoder, Lead: LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm, Stroke: 400mm, Motor Option: w/o Option, Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: Standard Cable, Cable Length: 5m, Driver Type: LECSA1

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

Series: LEFS (Ball Screw Drive), Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: S2 (100W Ouput, Incremental Encoder), Lead: B (LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm), Stroke: 200mm, Motor Option: B (w/Lock)

Series: Ball Screw Drive, Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: 100W Ouput, Incremental Encoder, Lead: LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm, Stroke: 200mm, Motor Option: w/Lock, Auto Switch Mounting Bracket: -, Grease Application: -, Positioning Pin Hole: -, Cable Type: -, Cable Length: -, Driver Type: -, I/O Cable Length: -

Series: LEFS (Ball Screw Drive), Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: S2 (100W Ouput, Incremental Encoder), Lead: B (LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm), Stroke: 200mm, Motor Option: B (w/Lock), Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: R (Robotic Cable, Flexible Cable), Cable

Series: Ball Screw Drive, Accuracy: Basic Type, Size: 25, Motor Mounting Position: In-line, Motor Type: 100W Ouput, Incremental Encoder, Lead: LEFS25, 6mm; LEFS32, 8mm; LEFS40, 10mm, Stroke: 200mm, Motor Option: w/Lock, Auto Switch Mounting Bracket: None, Grease Application: with, Positioning Pin Hole: Housing B, Bottom, Cable Type: Robotic Cable, Flexible Cable, Cable Length: 2m, Driver