Telemecanique XCKN2127P20 XCKJ/XCKN Limit Switch 1NC+1NO roller lever IP65

The XCKN2127P20 is a compact limit switch in Telemecanique's XC Standard series, designed for position detection and end-of-travel sensing in industrial machinery. It uses a spring return thermoplastic roller lever plunger with vertical linear approach and 1 NC + 1 NO snap action contacts. The unit carries an IP65 ingress protection rating and operates across -25 to 70 °C.

Technical specifications:

• Catalog reference: XCKN2127P20
• Manufacturer: Telemecanique (Schneider Electric)
• Contact arrangement: 1 NC + 1 NO, snap action
• Actuator: spring return roller lever plunger, thermoplastic, vertical approach
• Cable entry: M20 x 1.5 tapped, cable outer diameter 7-13 mm
• Electrical connection: screw-clamp terminals, 1 x 0.34 to 2 x 1.5 mm²
• AC rating: AC-15, Ue = 240 V, Ie = 3 A, Ithe = 10 A
• DC rating: DC-13, Ue = 250 V, Ie = 0.1 A
• Rated insulation voltage [Ui]: 500 V (IEC 60947-1)
• Positive opening: yes, minimum force 10 N
• Minimum tripping force: 6 N
• Maximum actuation speed: 1 m/s
• Switch actuation: by 30° cam
• Mechanical durability: 10,000,000 cycles
• Electrical durability: 5,000,000 cycles (DC-13, IEC 60947-5-1)
• IP rating: IP65 (IEC 60529)
• IK rating: IK04 (IEC 62262)
• Operating temperature: -25 to 70 °C
• Dimensions: 42.5 x 96 x 30 mm (W x H x D)
• Net weight: 0.145 kg
• Certifications: UL, CSA, CCC
• Standards: IEC 60947-5-1, IEC 60204-1, UL 508, CSA C22.2 No 14

Features and benefits:

• Positive opening contacts with 10 N minimum force meet IEC 60947-5-1 safety requirements for machinery control circuits
• Snap action mechanism and spring return actuator deliver consistent switching at actuation speeds up to 1 m/s
• IP65 thermoplastic body protects against dust ingress and directed water jets in industrial environments
• 10,000,000 mechanical and 5,000,000 electrical cycles support long service life in high-cycle applications

Applications:

• End-of-travel position detection on conveyors and automated production lines
• Machine guarding interlocks where positive opening contacts are required in safety circuits
• Cam-actuated position sensing on packaging and material handling equipment
• Door and gate position monitoring on industrial enclosures and access systems

Also known as: Telemecanique XCKN2127P20, XCKN limit switch, Schneider Electric roller lever plunger limit switch.