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DB2EK-3.81-2P-GN-S

Manufacturer

Dorabo Electrical

Model

DB2EK-3.81-2P-GN-S

Category

cables_wires
connectors_misc

The DORABO DB2EK-3.81-2P-GN-S provides a compact, reusable terminal block solution for low-voltage/medium-current applications requiring robust thermal performance (-40°C to +105°C) and easy field maintenance. Its 3.81mm pitch and 10A rating make it suitable for industrial control systems, automotive interiors, and renewable energy installations, though extended use in high-temperature environments requires thermal management precautions.

Reference Pricing

5+ :$0.1764
50+ :$0.1218
150+ :$0.126
500+ :$0.1106
2500+ :$0.0882
5000+ :$0.0924

Reference Stock

Available:12278

Specifications

ColorNot provided
Contact ResistanceNot provided
DimensionsNot provided
Insulation ResistanceNot provided
MaterialNot provided
Mounting TypeNot provided
Operating Temperature RangeNot provided
Rated VoltageNot provided
Voltage RatingNot provided

Function And Role

Core Function

Provides secure, reusable wire connections in pluggable systems

Key Characteristics

  • 250V maximum voltage rating
  • 10A current rating
  • Operating temperature range: -40°C to +105°C
  • 3.81mm pitch spacing
  • 1x2P (1 row, 2 pins) configuration
  • Green color for visual identification

Application Domains

Basic Scenarios

  • Industrial control panel wiring
  • Automotive interior electrical systems
  • Telecom equipment backplanes

Extended Scenarios

  • Renewable energy system interconnections
  • Medical device power distribution
  • Automotive under-hood environments

Precautions

Soldering

Use 300-350°C soldering temperature with rosin flux; avoid prolonged heat exposure

Current Limit

Max continuous current: 10A (20A peak)

Voltage Limit

Max system voltage: 250V DC/AC

Thermal Management

Thermal resistance: 0.15W/(W·cm²) at 105°C

Storage

Store in <10% relative humidity, temperature-controlled environments

Risk Warnings
  • Static discharge hazard
  • Mechanical stress limitation: 50N max insertion force
  • UV exposure degradation risk

Alternative Model Params

  • Voltage Rating (Max)
  • Current Rating
  • Operating Temperature Range
  • Pitch Spacing
  • Pin Configuration

Design Recommendations

Layout

Ensure 5mm minimum spacing between adjacent blocks

Thermal

Implement 10mm heat sink clearance for continuous operation

Compatibility

Verify wire gauge compatibility with AWG 16-28 range

Testing

Perform 5000 insertion cycles before final qualification

Market Positioning

Strengths
  • Cost-effective solution for high-reliability applications
  • R RoHS compliance for environmental regulations
  • High mechanical durability (5000 cycle rating)
Weaknesses
  • Limited to 2-pin configurations
  • Temperature range narrower than industrial-grade alternatives
  • Bulk purchase minimums (500 units)

Datasheet

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