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Catalogue Professional Switches
Catalogue Professional Switches
This document provides detailed specifications for various types of switches, including toggle, pushbutton, slide, rotary, and more. It covers professional, semi-professional, and low-cost components, with technical specifications for each series. Switches are available with different contact configurations, such as silver, silver-plated, and gold-plated, and most are sealed for SMT and PCB mounting.
Miniature Toggle Switches: Available in series like MTA, MTE, MTL, MTG, MTW, and MZME, featuring waterproofing (IP 67), locking levers, and ESD proofing. Specifications include contact ratings up to 250 V AC, 3 A, and a mechanical life of at least 300,000 operations.
Subminiature and Microminiature Toggle Switches: Series like ATE and SST offer waterproofing and ESD proofing for smaller applications.
Switches are identified by letters and numbers indicating actuation type and technical features, with configurations for single-pole, double-pole, and multi-pole switches.
Specifications include contact ratings, resistance, dielectric strength, operating temperature, and mechanical life. Accessories like plastic caps and waterproof sealing caps are available in various colors.
- Specifications: Contact rating: 250 V AC, 3 A / 125 V AC, 6 A; 30 V DC, 4 A / 12 V DC, 5 A; 6 V DC, 6 A. Contact resistance: < 20 mΩ. Insulation resistance: > 1000 MΩ at 500 V DC. Dielectric strength: 1500 V, 50 Hz for 1 minute. Operating temperature: – 45 °C to +140 °C. Mechanical life: minimum 100,000 operations. Contacts: coin silver, also available in gold-plated versions. Terminals: solder tags, copper alloy silver-plated. Protection: IP 67. Sealing: neoprene O-rings. Material: case made of diallyle-phthalate, lever chromium-plated. Mounting: bushing 15/32-32 THD. Soldering conditions: hand-soldering max 60 W, 3 sec, 420 °C; wave-soldering max 5 sec, 270 °C.
- Models: Various models with different switching functions such as on-off-on, momentary-on, etc.
- Specifications: Contact rating: 250 V AC, 3 A / 125 V AC, 6 A; 30 V DC, 4 A / 12 V DC, 5 A; 6 V DC, 6 A. Contact resistance: < 20 mΩ. Insulation resistance: > 1000 MΩ at 500 V DC. Dielectric strength: 1500 V, 50 Hz for 1 minute. Operating temperature: -45 °C to +140 °C. Mechanical life: minimum 30,000 operations. Contacts are coin silver, also available gold-plated. Terminals are solder tags, copper alloy silver-plated. Material: case is diallyl-phthalate, UL 94 V–0, black; metal parts nickel-plated. Mounting: bushing M 6 x 0.75 with locking plate, key 9 mm. Soldering conditions: hand-soldering max. 60 W, 3 sec at 420 °C; wave-soldering max. 5 sec at 270 °C.
- Accessories: Various button colors and sizes available, knurled nut, and covers in different finishes.
- Specifications: Similar to standard miniature pushbutton switches with additional waterproof protection (IP 67) and neoprene O-rings for sealing.
- Specifications: Similar to standard miniature pushbutton switches with heavy-duty design and mounting options.
- Specifications: Contact rating 125 V AC, 3 A; 30 V DC, 1 A / 12 V DC, 2 A / 6 V DC, 3 A. Contact resistance < 10 mΩ. Insulation resistance > 1000 MΩ at 500 V DC. Dielectric strength 1000 V, 50 Hz for 1 minute. Operating temperature -20 °C to +80 °C. Mechanical life minimum 100,000 operations. Contacts are coin silver, also available gold-plated. Terminals are solder tags, copper alloy silver-plated. Case material is phenol resin, black. Mounting: bushing M 6 x 0.75 with locking plate, key 9 mm. Soldering conditions: hand-soldering max 60 W, 3 sec at 420 °C.
- Accessories: Various button colors and sizes available, covers in different finishes.
- Specifications: Contact Rating: Varies by model, ranging from 12 V DC, 10 mA to 250 V AC, 3 A. Contact Resistance: Generally less than 50 mΩ. Insulation Resistance: Greater than 100 MΩ to 1000 MΩ depending on the model. Dielectric Strength: Typically 1000 V, 50 Hz for 1 minute. Operating Temperature: Ranges from -40 °C to +85 °C. Mechanical Life: Varies from 30,000 to 1,000,000 operations. Material: Contacts and terminals are often gold over silver plated; cases are made from materials like PA 66 and PBT. Ingress Protection: IP 67 for waterproof models. Soldering Conditions: Hand-soldering and wave-soldering with specific temperature and time limits.
- Switching Functions: Common functions include off-mom, on-(off), and off-on.
- Mounting and Actuation: Mounting options include snap-in, bushing, and PC-board. Actuator colors include white, black, red, orange, yellow, green, and blue.
- LED Options: Available in various colors including white, red, yellow, green, blue, and combinations like red/green.
- Models and Ordering Codes: Models are identified by codes indicating their specifications and features, such as DPW 1 CG D1P R for off-mom function.
- Additional Features: Some models offer individual marking and illumination by one or two LEDs. Accessories like bezels and caps are available in various colors.
- Contact Rating: 42 V AC/DC, 100 mA
- Contact Resistance: <100 mΩ
- Insulation Resistance: >1000 MΩ at 100 V DC
- Dielectric Strength: 250 V DC, 50 Hz for 1 minute
- Operating Temperature: –40 °C to +80 °C
- Mechanical Life: 1,000,000 operations
- Contacts: Gold-plated
- Terminals: Terminal pin, copper alloy, gold-plated
- Material: Case - PA46 / PA6T; Button - silicon caoutchouc
- Mounting: On PC-board, TSSE 12 S: SMD
- Contact Rating: 50 V DC, 50 mA
- Contact Resistance: < 100 mΩ
- Insulation Resistance: > 100 MΩ
- Dielectric Strength: 250 V, 50 Hz for 1 minute
- Operating Temperature: –40 °C to +85 °C
- Operating Force: N: 1.6 N ± 0.5 N; R: 2.6 N ± 0.5 N; W: 3.2 N ± 0.8 N; Y: 5.2 N ± 1.3 N
- Contact Rating: Varies by model, ranging from 12 V DC, 100 mA to 250 V AC, 6 A.
- Contact Resistance: Typically less than 50 mΩ, with some models having resistance as low as 20 mΩ.
- Insulation Resistance: Generally greater than 100 MΩ at 500 V DC.
- Dielectric Strength: Ranges from 500 V to 1500 V, 50 Hz for 1 minute.
- Operating Temperature: Varies from -40 °C to +85 °C depending on the model.
- Mechanical Life: Minimum of 10,000 to 40,000 operations.
- Materials: Contacts and terminals are typically made of copper alloy, silver-plated over a nickel barrier. Cases are often made of PBT or nylon.
- Soldering Conditions: Wave-soldering is common, with maximum durations and temperatures specified for each model.
- Specifications: Available in BCD, Hexadecimal, BCD inverse, and Hexadecimal inverse codes. They are constructed with a totally sealed case suitable for washing by immersion. The contact rating is 50 V DC, 100 mA non-switching and 15 V DC, 30 mA switching, with a mechanical life of at least 20,000 operations.
- Specifications: Contact rating of 50 V DC, 100 mA non-switching and 5 V DC, 100 mA switching. Contact resistance is less than 200 mΩ, insulation resistance greater than 1000 MΩ, and dielectric strength of 250 V for 1 minute. Operating temperature ranges from -25 °C to +75 °C with a mechanical life of at least 10,000 operations. Gold-plated contacts and terminals, with a thermoplastic case suitable for immersion washing.
- Models: Various models available in BCD, BCD Inverse, Hexadecimal, and Hexadecimal Inverse codes.
- Soldering Conditions: Wave-soldering at a maximum of 3 seconds at 250 °C.
- Encoder Specifications: Various models of encoders are detailed, each with specific specifications such as contact rating, insulation resistance, dielectric strength, operating temperature, rotational/detent torque, pulses/detents per turn, mechanical life, and soldering conditions. The encoders are designed for mounting on PC boards and have optional pushbutton features.
- Key Parameters and Features: Contact Rating ranges from 0.5 mA to 10 mA depending on the model. Insulation Resistance is generally greater than 100 MΩ. Dielectric Strength is typically 300 V, 50 Hz for 1 minute. Operating Temperature varies from –40 °C to +85 °C. Mechanical Life ranges from 10,000 to 100,000 cycles or turns. Soldering Conditions include wave-soldering with maximum temperatures and durations specified for each model.
- Specifications: Contact ratings vary from 5V DC, 1 mA to 30V DC, 100 mA. Contact resistance is generally below 1 Ω, with insulation resistance over 100 MΩ. Dielectric strength is typically 100 V, 50 Hz for 1 minute. Operating temperatures range from -40°C to +85°C, with mechanical life spanning from 50,000 to 3,000,000 operations.
- Materials: Contacts are often made from copper alloy or phosphor-bronze, silver or gold-plated. Terminals are brass or phosphor bronze, silver-plated. Cases and actuators are made from materials like PA, LCP, HTN, and PPA.
- Specifications: Contact ratings include 250 V AC, 10 A, with contact resistance below 15 mΩ. Insulation resistance is over 100 MΩ, and dielectric strength is 1000 V, 50 Hz for 1 minute. Operating temperatures range from -25°C to +85°C, with mechanical life up to 20,000,000 operations.
- Materials: Contacts are silver-alloy, with terminals made from brass, silver-plated. Cases are typically PBT (UL 94 V–0).
Various models of key switches are available with different step angles (45° and 90°) and casing types (security casing and plastic case). Special versions and additional key positions can be requested.
- Power Supply: 3.3 to 5 V DC, 10 mA max.
- Insulation Resistance: > 100 MΩ
- Dielectric Strength: 300 V, 50 Hz for 1 minute
- Operating Temperature: –10 °C to + 50 °C
- Rotational Torque: 0.45 ± 0.2 Ncm
- Pulses/Detents per Turn: 6/0, 6/6, 24/0, 24/24
- Frequency Response: 100 Hz max.
- Electrical Life: > 1,000,000 turns
- Pushbutton Contact Rating: 12 V DC, 10 mA
- Pushbutton Contact Resistance: < 10 Ω
- Pushbutton Operating Force: 4 ± 2 N
- Pushbutton Electrical Life: > 1,000,000 cycles
- Mounting: PC-board with pin-contact
- Soldering Conditions: Wave soldering max. 3 sec at 280 °C
Various models of LED indicators are available in different colors (red, green, yellow, blue) and housing finishes (brass, chromium-plated, black matt finish). They can be equipped with an integrated resistor for 24V operation. Flashing frequency is 3 Hz, and supply voltage ranges from 4.75V to 7V. Special versions with lead and connector are available, with a minimum order quantity and delivery time upon request.
Membrane keypads consist of a graphic overlay, upper and lower circuit layers, and spacers. They can be flat or embossed, with conductive carbon or silver paste. Typical specifications include operating voltage (min. 100 mV AC/DC, max. 25 V AC/42 V DC), breaking current (100 mA), and operating temperature (-5°C to +50°C for Polydome, -10°C to +80°C for Metaldome). Endurance ranges from 200,000 to 500,000 operations.
Rubber keypads are designed with silicone rubber, offering a wide range of actuation forces and stroke lengths. They are suitable for various applications like telephones, remote controls, and computers. Mechanical and electrical properties include a temperature range of -55°C to +250°C, tensile strength of 90 Kg/cm², and volume resistivity of 8 x 1014 Ω cm. Special design considerations include different shore hardnesses and backlighting options.
Steel keyboards, particularly the IP-Line, are made from stainless steel with a silicon rubber seal. They offer a switch stroke of 0.6 mm, actuation force of 4.5 N, and a life expectancy of over 3 million cycles. They provide protection degrees of IP 65 without a trackball and IP 54 with a trackball, and are resistant to vandal acts with an IK 08 rating.
- IP-Line Models: These models offer high ingress protection (up to IP 69K) and impact strength (up to IK 08). They include features like transparent silicone rubber sealing gaskets and metal back plates.
- MF-Line Models: These keyboards are made from a single stainless steel plate, ensuring no gaps between keys, ideal for environments requiring high cleanliness and IP seal levels. They offer a protection degree of IP 67 without a trackball and IP 54 with a trackball.
- SF-Line Models: Designed for frequent use and comfort, these keyboards are part of the standard stainless steel series and can be customized upon request.
- Connection options include PS/2 and USB.
- Actuation force varies between models, with MF-Line at 6 N and SF-Line at 1.5 N.
- Life expectancy ranges from over 2,000,000 to 3,000,000 cycles depending on the model.
- Operating temperature ranges from -10°C to +70°C, with variations for models with trackballs.
Catalog excerpts
Professional Switches Membrane & Keypads
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4. Pushbutton Switches illuminated 8. Rotary Coded Switches 12. Micro / Snap Action Switches 15. Membrane Keypads and Rubber Keypads 231 16. Steel Keyboards
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General Information The catalog details are without obligation and subject to modifications after print. Current datasheets and product change notifications can be found on www.knitter-switch.com. This catalogue is divided by switch types: toggle switches, pushbutton switches, slide switches, dual-in-line switches, rotary coded switches, rotary switches, encoder, LED’s and membranes. The chapters include professional, semi-professional and low-cost components. The technical specification for each series is specifically stated. Unless otherwise specified, the figures for contact rating apply for...
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General Information Type naming/switching functions A group of a maximum of 4 identification letters is followed by up to 4 digits (excepted membranes and some switches with specific features). The letters are specific for the type of actuation, the digits describes certain technical features. This is followed by the characteristic letters for the different switching functions (if there are): Fi rst co lumn is used for 1/3 po le- , second column for 2/4 pole switches . Fo r switches using same h o u sing fo r 1 and 2 pole versions, o n ly coi u m n 1 is used off - on on - (mom) off - mom on -...
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Toggle Switches Miniature Toggle Switches General with locking lever mustang type mustang type / waterproof IP 67 Series MZME with short lever Subminiature Toggle Switches Series ATE low-cost / ESD proof, waterproof IP 67 Microminiature Toggle Switches Series FT
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Miniature Toggle Switches Available for miniature toggle switches series MT. / ST. and also for miniature pushbutton switches series MP. * Series ST./SP. only Standard switches with RA and VM are without thread. Special versions upon request. Partly non-stock items; minimum quantity and delivery time on request.
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Miniature Toggle Switches Standard levers: Special levers: flat, with decorative nut Series MTF Mustang levers: Series MTG keyway long, waterproof IP 67 Series MTW Locking lever: Series MTL
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Specifications: Contact rating: Contact resistance: Insulation resistance: Dielectric strength: Operating temperature: Mechanical life: Contacts: Terminals: Material: Mounting: Soldering conditions: 250 V AC, 3 A / 125 V AC, 6 A 30 V DC, 4 A / 12 V DC, 5 A 6 V DC, 6 A <20 mQ >1000 MQ at 500 V DC 1500 V, 50 Hz for the duration of 1 minute -45 °C to +140 °C minimum 300 000 operations coin silver (common contact copper alloy, silver-plated) also available gold-plated, version B and G, see page 4 solder tags, copper alloy silver-plated further terminal versions see page 8 case: diallyle-phthalate,...
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Miniature Toggle Switches Models: Switching functions S P DT MTA 106 D MTA 106 E MTA 106 F MTA 106 G MTA 106 H 3 P DT MTA 306 D MTA 306 E MTA 306 F MTA 306 G MTA 306 H MTA 306 EA 4 P DT MTA 406 N MTA 406 P MTA 406 R MTA 406 S MTA 406 T MTA 406 PA MTA 406 SA MTA 406 TA on -on off mom -mom off mom off on on mom on mom on
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Specifications: Contact rating: Contact resistance: Insulation resistance: Dielectric strength: Operating temperature: Mechanical life: Contacts: Terminals: Protection: Sealing: Material: Mounting: Soldering conditions: 250 V AC, 3 A / 125 V AC, 6 A 30 V DC, 4 A / 12 V DC, 5 A 6 V DC, 6 A <20 mQ >1000 MQ at 500 V DC 1500 V, 50 Hz for the duration of 1 minute -45 °C to +140 °C minimum 100 000 operations coin silver (common contact copper alloy, silver-plated) also available gold-plated, version B and G, see page 4 solder tags, copper alloy silver-plated further terminal versions see page 8 30...
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Miniature Toggle Switches waterproof Models: Switching functions S P DT MTE 106 D MTE 106 E MTE 106 F MTE 106 G MTE 106 H 3 P DT MTE 306 D MTE 306 E MTE 306 F MTE 306 G MTE 306 H 4 P DT MTE 406 N MTE 406 P MTE 406 R MTE 406 S MTE 406 T MTE 406 PA MTE 406 SA MTE 406 TA
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Specifications: Contact rating: Contact resistance: Insulation resistance: Dielectric strength: Operating temperature: Mechanical life: Contacts: Terminals: Material: Mounting: Soldering conditions: 250 V AC, 3 A / 125 V AC, 6 A 30 V DC, 4 A / 12 V DC, 5 A 6 V DC, 6 A <20 mQ >1000 MQ at 500 V DC 1500 V, 50 Hz for the duration of 1 minute -45 °C to +140 °C minimum 300 000 operations coin silver (common contact copper alloy, silver-plated) also available gold-plated, version B and G, see page 4 solder tags, copper alloy silver-plated case: diallyle-phthalate, meets UL 94 V-0, black lever: chromium-plated,...
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Miniature Toggle Switches with locking lever Models Switching functions D P DT MTL 206 N MTL 206 P measures: a = 9, b = 1 MTL 206 PA measures: a = 11,5, b
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Specifications: Contact rating: Contact resistance: Insulation resistance: Dielectric strength: Operating temperature: Mechanical life: Contacts: Terminals: Material: Mounting: Soldering conditions: 250 V AC, 3 A / 125 V AC, 6 A 30 V DC, 4 A / 12 V DC, 5 A 6 V DC, 6 A < 20 mQ > 1000 MQ at 500 V DC 1500 V, 50 Hz for the duration of 1 minute -45 °C to +140 °C minimum 200 000 operations (100 000 cycles for SA and TA) coin silver (common contact copper alloy, silver-plated) also available gold-plated version B and G, see page 4 solder tags, copper alloy silver-plated further terminal versions see...
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Mustang Toggle Switches Models: Switching functions S P DT MTG 106 D MTG 106 E MTG 106 F MTG 106 G MTG 106 H MTG 206 N on - on MTG 206 P on off on MTG 206 R mom - on MTG 206 S mom off mom MTG 206 T mom off on measures: a = 9, b = 13 ± 1 MTG 206 PA on on on MTG 206 SA mom on mom MTG 206 TA mom on on measures: a = 11,5, b = 15,5 ± 1 3 P DT MTG 306 D MTG 306 E MTG 306 F MTG 306 G MTG 306 H 4 P DT MTG 406 N MTG 406 P MTG 406 R MTG 406 S MTG 406 T MTG 406 PA MTG 406 SA MTG 406 TA
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Specifications: Contact rating: Contact resistance: Insulation resistance: Dielectric strength: Operating temperature: Mechanical life: Contacts: Terminals: Protection: Sealing: Material: Mounting: Soldering conditions: Mustang Toggle Switches waterproof 250 V AC, 3 A / 125 V AC, 6 A 30 V DC, 4 A / 12 V DC, 5 A 6 V DC, 6 A < 20 mQ > 1000 MQ at 500 V DC 1500 V, 50 Hz for the duration of 1 minute -45 °C to +140 °C minimum 100 000 operations coin silver (common contact copper alloy, silver-plated) also available gold-plated version B and G, see page 4 solder tags, copper alloy silver-plated IP 67 neoprene...
Open the catalog to page 17All KNITTER SWITCH catalogs and technical brochures
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Detector Switches20 Pages
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Membrane Keypads12 Pages
LED-Indicators4 Pages
Rotary Switches1 Page
Rotary Coded Switches2 Pages
Dual-in-line Switches1 Page
Series FT ESD-proof2 Pages
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Miniature Slide Switches12 Pages
Encoder2 Pages
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