Modified on:
August 16,2026
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Rexroth - BOSCH - LFA_25_KWB-7X
Name: Logic Elements (Rexroth - BOSCH). - Directional Control Function , Control Cover. - Type : LFA. - Nominal Size NS 25. - KWB : For Mounting Directional Valve . Description: Based on the search results, the LFA..KWB is a Bosch Rexroth logic control cover for directional control functions, specifically prepared for mounting a pilot directional valve .
🔧 Key Features and Function
The "KWB" code indicates that this control cover is designed for the setup of a directional pilot control valve and is part of the LFA series .
Pilot Valve Mounting: You can mount a standard directional spool valve, such as a 4WE 6 D..., or a directional seat valve like the M-3SEW 6..., directly onto this cover .
Function: The mounted pilot valve directs pilot oil flow to actuate the main cartridge element. By selecting the appropriate pilot valve, the logic element can be configured for various directional control functions for high-flow applications .
Size Availability: The KWB variant is available for multiple nominal sizes, including NG25, NG32, NG40, NG50, and NG100 .
📋 Key Technical Specifications (NS 25)
The following specifications apply to this control cover for size 25 .
Specification Detail
Type LFA..KWB (Control Cover)
Function Directional Control, prepared for mounting a directional pilot valve
Nominal Size (NS) 25
Component Series 6X or 7X
Pilot Valve Mounting Prepared for directional spool valve 4WE 6 D... or directional seat valve M-3SEW 6...
Mounting Standard DIN ISO 7368 / ISO 4401
Max. Operating Pressure Up to 420 bar
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