2pin DIP Tact Switch Snap‑in Type – Compact 2×4×3.5mm Push Button Switch for PCB Mounting

Vistar TS‑1100E is a 2pin DIP tact switch snap‑in type in a space‑saving 2×4×3.5mm package. It offers momentary (normally open) operation with a crisp tactile click, rated 50mA at DC 12V. Snap‑in pins secure the switch directly onto the PCB without soldering, reducing assembly time and cost. Ideal for compact electronics, handheld devices, and control panels. RoHS 3 and REACH compliant.
Product Name2pin DIP Tact Switch Snap-in Type
Model NumberTS‑1100E
Switch TypeMomentary Tactile Switch
Mounting StyleSnap-in DIP (Dual In-line Package)
Pin Count2 Pins

Product Overview

The 2pin DIP tact switch snap-in type is a revolutionary momentary contact switch designed for rapid, solderless PCB assembly. Vistar Electronics, a leading snap-in tactile switch manufacturer based in Shenzhen, China, presents the TS‑1100E – an ultra-compact PCB push button switch engineered for space-constrained electronic devices. Measuring just 2×4×3.5mm, this compact tact switch delivers exceptional performance while minimizing board real estate.

Unlike conventional through-hole tactile switches requiring wave or reflow soldering, this innovative 2pin DIP tact switch snap-in type features specially engineered plastic retention clips that mechanically lock into pre-drilled PCB holes. This snap-in mechanism eliminates soldering entirely for low-current signal applications, dramatically reducing assembly time and production costs.

The TS‑1100E operates as an SPST-NO (Single-Pole Single-Throw, Normally Open) switch. When pressed, the precision metal dome collapses to complete the circuit between the two pins. Upon release, the dome springs back, breaking the circuit and producing the distinctive tactile “click” that provides clear operator feedback. This momentary contact switch design ensures reliable operation across thousands of cycles.

For engineers seeking comprehensive guidance on tactile switch selection and metal dome technology, we recommend reviewing the Tactile Switch Testing Standards Guide from Vistar Electronics. This resource provides detailed insights into quality testing methodologies that ensure long-term switch reliability.

All Vistar TS‑1100E switches are manufactured under ISO 9001:2015 certification and comply with RoHS 3 (EU Directive 2015/863) and REACH SVHC regulations, ensuring seamless global market access for your products.

Technical Specifications

2pin DIP Tact Switch Snap-in Type Specifications

ParameterSpecification
Product Name2pin DIP Tact Switch Snap-in Type
Model NumberTS‑1100E
Switch TypeMomentary Tactile Switch
Mounting StyleSnap-in DIP (Dual In-line Package)
Pin Count2 Pins
Dimensions (L×W×H)2mm × 4mm × 3.5mm
Circuit TypeSPST-NO (Single-Pole Single-Throw, Normally Open)
Rated Current50mA
Rated VoltageDC 12V
Contact Resistance≤ 100mΩ (initial)
Insulation Resistance≥ 100MΩ at DC 100V
Operating Force Options180gf or 260gf
Mechanical Life50,000 cycles (180gf) / 100,000 cycles (260gf)
Contact MaterialSilver-plated metal dome
Housing MaterialHigh-temperature thermoplastic
Operating Temperature-25°C to +70°C
CertificationsRoHS 3, REACH SVHC, ISO 9001:2015

Why Engineers Choose This Snap-in Tactile Switch

Solderless Snap-in Mounting

The innovative snap-in retention system eliminates the need for wave or reflow soldering in low-current applications. Simply press the switch into pre-drilled PCB holes – the plastic barbs lock securely, reducing assembly time by up to 70%.

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Ultra-Compact 2×4×3.5mm Footprint

This compact tact switch occupies minimal PCB real estate, making it ideal for high-density layouts in portable electronics, wearables, and IoT devices where every millimeter counts.

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Dual Operating Force Options

Choose between 180gf for a light, soft tactile feel (consumer electronics) or 260gf for a firm, positive click (industrial/automotive). Both options deliver the characteristic audible feedback operators expect.

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Extended Mechanical Life

Engineered for durability: 50,000 cycles at 180gf or 100,000 cycles at 260gf. The precision metal dome contact design ensures consistent performance throughout the product lifecycle.

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Global Compliance Ready

Fully compliant with RoHS 3 (EU Directive 2015/863) and REACH SVHC regulations. ISO 9001:2015 certified manufacturing ensures consistent quality for worldwide export.

Reliable Signal-Grade Performance

Rated 50mA at DC 12V with contact resistance ≤100mΩ and insulation resistance ≥100MΩ. The metal dome design provides excellent bounce-free switching for clean signal transmission.

Applications

Applications of PCB Push Button Switch

📱 Consumer Electronics Smartphones, tablets, remote controls, handheld gaming devices, and portable media players requiring compact input solutions.
🏠 Smart Home & IoT Smart thermostats, security panels, voice assistants, and connected home devices where space is at a premium.
🎮 Gaming Peripherals Game controllers, arcade machines, and gaming accessories demanding responsive tactile feedback.
🔧 Industrial Controls Control panels, instrumentation, test equipment, and factory automation interfaces requiring durable momentary switches.
🚗 Automotive Interiors Dashboard controls, infotainment systems, and interior switches where reliability and feel matter.
💻 Computer Peripherals Keyboards, mice, webcams, and external storage devices needing compact, reliable input mechanisms.

2pin DIP Tact Switch Snap-in Type – Frequently Asked Questions

What makes the snap-in type different from standard DIP tact switches?
The 2pin DIP tact switch snap-in type features specially shaped plastic retention clips or barbs that mechanically lock into PCB holes upon insertion. Unlike standard DIP switches that require soldering for mechanical retention, the snap-in design provides firm retention without solder in low-current signal applications. This significantly reduces assembly time, labor costs, and eliminates potential cold-solder joint issues.
Can this switch be used without any soldering at all?
Yes, for low-current signal applications (under 50mA), the snap-in tactile switch can function without soldering. The snap-in clips provide sufficient mechanical retention and electrical contact. However, for high-vibration environments or higher current applications, we recommend adding solder for maximum reliability. Consult our technical team for application-specific guidance.
What is the difference between 180gf and 260gf operating force?
The operating force determines the tactile feel and mechanical life. The 180gf option provides a lighter, softer press preferred in consumer electronics and applications requiring frequent actuation. The 260gf option delivers a firmer, more positive click preferred in industrial controls and automotive panels where operators need clear confirmation. Note that the 260gf variant also offers longer mechanical life (100,000 vs 50,000 cycles).
What PCB hole size is required for snap-in mounting?
The TS‑1100E PCB push button switch requires standard 1.0mm diameter holes on a 2.54mm (0.1 inch) pitch to match the 2-pin DIP configuration. The snap-in clips are designed to work with standard PCB thicknesses of 1.0mm to 1.6mm. For detailed mechanical drawings and recommended PCB layouts, please contact our sales team or request the product datasheet.
Is this switch suitable for outdoor or harsh environments?
The TS‑1100E is designed for standard indoor environments with an operating temperature range of -25°C to +70°C. While the high-quality thermoplastic housing provides good durability, this compact tact switch is not IP-rated for water or dust resistance. For outdoor or harsh environment applications, consider our waterproof tact switch series with appropriate IP ratings.
What is the minimum order quantity (MOQ) and lead time?
We offer flexible MOQs to support both prototyping and high-volume production. Sample quantities (10-100 pieces) are available immediately from stock. Standard MOQ for production orders is 1,000 pieces with a typical lead time of 2-3 weeks. For large volume orders (100K+), please contact our sales team for customized pricing and scheduling. Free samples are available for qualified projects.

Why Vistar Electronics for Your Tact Switch Needs

As a professional momentary contact switch manufacturer with over a decade of experience, Vistar Electronics combines advanced manufacturing capabilities with rigorous quality control. Our Shenzhen facility operates under ISO 9001:2015 certification, ensuring consistent product quality and traceability.

Every 2pin DIP tact switch snap-in type undergoes comprehensive testing including contact resistance verification, insulation resistance measurement, operating force validation, and lifecycle testing. This commitment to quality has made us a trusted supplier for customers across Europe, North America, and Asia-Pacific regions.

Beyond the TS‑1100E, we offer a comprehensive range of tactile switches including SMD types, waterproof variants, illuminated options, and custom configurations. Our engineering team provides complimentary design support to help you select the optimal switch for your specific application requirements.

Ready to streamline your PCB assembly process? Contact our sales team today to request free samples of the TS‑1100E snap-in tactile switch or discuss your project requirements.

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