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Overview
The Schlegel Elektrokontakt CTLF is a precision-engineered momentary illuminated switch designed for industrial control systems requiring reliable, low-force actuation. This switch features a 3 mm travel distance with tactile feedback, ensuring accurate operator input in critical applications. The gold-plated contacts (1.5 µm) provide superior conductivity and corrosion resistance, maintaining consistent performance in harsh environments with high humidity or chemical exposure. Rated for 100 mA continuous current and 1 million switching cycles, the CTLF meets EN 60947-5-1 and EN 61058-1 standards for positive opening contacts, making it suitable for safety-critical circuits. The Faston terminal (2.8 x 0.8 mm) simplifies wiring and maintenance, while the integrated T5.5K lamp holder delivers up to 60V AC/DC illumination (1.2W max) for clear visibility in low-light conditions. With IP00 protection and Class II insulation, this switch is ideal for inverter applications, control panels, and automation systems where reliability and operator feedback are paramount. The CTLF's switching function is momentary, meaning it activates only while the actuator is pressed. The contact equipment features one inverter, facilitating specific circuit logic. Operating temperature ranges from -30°C to 70°C (without illumination) and supports LED or incandescent lamp options.
- 3 mm travel with tactile feedback for precise actuation
- Gold-plated contacts (1.5 µm) for superior conductivity and corrosion resistance
- Faston 2.8 x 0.8 mm terminals for simplified wiring and maintenance
- T5.5K lamp holder supports up to 60V AC/DC illumination (1.2W max)
- Rated for 100 mA continuous current and 1 million switching cycles
- Meets EN 60947-5-1 and EN 61058-1 standards for safety-critical applications
- Operating temperature: -30°C to 70°C (without illumination)
- Approvals: CCC, cCSAus, CE, cURus, DNV, UKCA
Specifications
Actuation Travel | 3 mm |
Certifications | CCC, cCSAus, CE, cURus, DNV, UKCA |
Connection Type | Faston Terminal 2.8 x 0.8 mm |
Contact Material | vergoldet 1.5µm |
Ip Rating | II (protective insulation) |
Material | gold-plated |
Poles | 1 inverter |
Size | 3 mm travel |

FRTFOI_AU
Switching Function: Momentary Travel: 2.3 mmContact Type: Faston Terminals 2.8 X 0.8 Mm Contact Equipment: 1 x NC + 1 x NOContact Material: AgNi gold-platedIP Protection Front: IP00 Protection Class: II (protective insulation)
CTF
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 1 inverterContact Material: gold-plated 1.5�m Protection Class: II (protective insulation)Illumination: No Base Material: Plastic IP Protection Front: IP00
BZOO
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 2 x NCContact Material: AgNi Protection Class: II (protective insulation)Illumination: No Labeling Option: No
BZLII_AU
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 2 x NOContact Material: AgNi gold-plated Protection Class: II (protective insulation)Lambholder: W2x46d Labeling Option: No
BZLII5
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 2 x NOContact Material: AgNi Protection Class: II (protective insulation)Lambholder: T55K Labeling Option: No
BZLI5
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 1 x NOContact Material: AgNi Protection Class: II (protective insulation)Illumination: Yes Lambholder: T55K Labeling Option: No
AZOSOI
Switching Function: Momentary Travel: 3 / 6 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 2 x NC + 1 x NOContact Material: AgNi Protection Class: II (protective insulation)Illumination: No Labeling Option: No
ETR
Product Group: Contact BlocksContact Type: Screw Connection 2.5 mm? Travel: 6 mmProtection Class: II (protective insulation) Contact Equipment: 1 x NC + 1 x NOFrequently Asked Questions
What are the available approvals for the CTLF?
The CTLF has CCC, cCSAus, CE, cURus, DNV, and UKCA approvals.
What is the protection rating of the CTLF?
The CTLF has an IP00 protection rating.
What is the actuation travel of the CTLF?
The actuation travel for the CTLF is 3 mm.
What type of connectors does the CTLF use?
The CTLF uses flat plug connectors measuring 2.8 mm x 0.8 mm.
What is the contact material and plating?
The contact material is gold-plated with 1.5μm thickness.
What is the storage temperature range for the CTLF?
The storage temperature range is from -50°C to 85°C.
What is the operating temperature range for the CTLF?
The operating temperature range is -30°C to 70°C without illumination.
What is the operating temperature with incandescent lamp illumination?
With incandescent lamp illumination, the operating temperature range is -30°C to 55°C.
What is the operating temperature with LED illumination?
With LED illumination, the operating temperature range is -30°C to 65°C.
What is the mechanical and electrical lifespan of the CTLF?
The mechanical lifespan is 1 million switching cycles, and the electrical lifespan at nominal load is also 1 million switching cycles.