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KWG120-KWG160 Geared Limit Switch

Quick Guide for Electromechanical Rotary-Linear Limit Switches


Temperature/Humidity Operating = -15°C to +60°C, 0-40% RH
Storage = -30°C to +70°C, 0-40% RH
Extended temperature models (low and high) upon request
Enclosure Rating NEMA/UL 4/4X, IP64
Proprietary alloy, copper-free corrosion resistant die cast aluminum housing with powder coat finish
Switch Rating Switch Type: Micronor KS25B4, SPDT, silver contacts
Approvals: VDE
Mechanical Life = 20 x 10^6 cycles (typical)
Switching Frequency = 5 Hz
250V AC/4A, 60V DC/1A
Temperature = -20°C to +85°C
Cam Programming Fully programmable double cams = type NK4201.180
1-2 (COM-NC) = Cam valley profile, 4°…180° (1…50%)
1-3 (COM-NO) = Cam valley profile, 4°…356° (1…99%)
Repeatability= 1.8°
Mechanical Rating Max RPM = 3000 rpm
Mechanical Life = 10 x 10^6 cycles (typical)
Max Side Load = 890N (200 lbf) to 500 RPM, 445N (100 lbf) to 1800 RPM
Max Axial (Thrust) Load = 360N (80 lbf) to 500 RPM, 185N (40 lbf) to 1800 RPM
Bearing Life = 10 years (87,660 hours) continuous running with 350N (78 lbf) side load at 1000 RPM
MR265 4-20mA Position Transducer Output OPTION Programmable Output = 4-20mA, (Offset and Span trimpots)
Power = Loop-Powered, Internal Potentiometer Feedback, 18-30V DC
Current Consumption = 4-20mA
Power Consumption = 400mW (maximum)
External Burden Resistance = 1kΩ (maximum with 24V or higher)
Linearity = +/- 0.5%, Temperature Dependence = 100ppm/°C (maximum)
Operating Temperature Range = 0-70°C
Wire Range 24-10 AWG, 0.25mm^2 to 185mm^2
Phoenix MKDS 5/3-6.35 COMBICON modular wiring blocks with screw connection
Other wiring block options on request

Ordering Information






3 Channels, 40:1, MR265 Option

KWG120 for 3-5 cam switch channels
KWG150 for 7-10 cam switch channels





where x equals the number of cam switch channels, 3 or 5 for KWG120, 7 or 10 for KWG150

where y equals the gear ratio option, typical range is 1:1 to 2500:1, special ratios on request
Standard Single Stage Step Down UY ratio options = U1, U1.25, U2, U2.6, U2.75, U3.5, U4, U5, U6.5
Standard Multistage Step Down MY ratio options = M12.5, M20, M25, M30, M37.5, M40, M50, M52.5, M75, M100, M200, M300, M420, M600, M750, M1600, M2250, M2500

where z defines MR265 4-20mA loop-powered position transducer output option, 0=No, 1=Yes

KWG120 / KWG160

Heavy Duty Geared Limit Switch

KWG series are housed in NEMA-style heavy duty, die cast aluminum cases


  • CE-Approved economical rotary limit switch
  • NEMA/UL Type 1/4/4X/IP64 rated die cast aluminum housing
  • Fully programmable double cams
  • Choose KWG120 for 3/5 channels or larger KWG160 for 7/10 channels
  • Gear ratios from 1:1 to 2500:1
  • 4-20mA Position Transducer Output Option
  • See KW120W series for draw wire (linear) limit switches
  • Special configurations upon request



KWG120-KWG160 Datasheet
KWG120 Drawing
KWG120 CAD File


Call +1-805-389-6600 or email