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AMPHENOL COMMERCIAL PRODUCTS MRJR5381B1 Rugged RJ45 Connector

Amphenol’s MRJR series connectors provide a standard RJ45 interface specifically engineered for demanding environments where Ethernet/IP protocol is essential. These connectors offer a range of options including right angle and vertical PCB tail terminations, diverse LED and tail length choices, EMI ferrite filtering, and shells with extra clearance. They are compatible with 10BaseT, 100BaseT, and 1000BaseT Ethernet standards and are suitable for applications in medical equipment, military vehicles, ATM machines, and more. The epoxy-free design ensures stability under extreme temperature changes, and RoHS compliance guarantees environmental responsibility.

Authorized Distributors
Source:DigiKey
Part No:MRJR5381B1
Stock:0
Inv Date:06-01-2026
Price: Unit price: $14.0105
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Part No:MRJR5381B1
Stock:65
Inv Date:06-02-2026
Price: Unit price: $21.56
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Part No:MRJR5381B1
Stock:0
Inv Date:06-01-2026
Price: Unit price: $38.13
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Part No:MRJR5381B1
Stock:27
Inv Date:06-01-2026
Price: Unit price: $19.13
Buy/RFQ:
Part No:MRJR5381B1
Stock:27
Inv Date:06-01-2026
Price: Unit price: $19.13
Buy/RFQ:
Part No:MRJR5381B1
Stock:18
Inv Date:06-01-2026
Price: Unit price: $16.92
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AMPHENOL COMMERCIAL PRODUCTS MRJR5381B1 Rugged RJ45 Connector Specifications:

  • current_rating: 1.5A per contact
  • contact_resistance: 30 mΩ max
  • insulation_resistance: 500 MΩ min
  • dielectric_withstanding_voltage: 1000/1500 VAC @ sea level
  • led_forward_dc_current: 25mA max
  • led_forward_voltage: 2.5V max @ 20mA
  • minimum_impedance_ferrite: 38Ω @ 25 MHz
  • thermal_shock: 25 cycles @ -40° to +70° C
  • physical_shock: Per EIA364-27, Condition H (11ms 30G)
  • humidity: Per EIC512-6 / EIA364-11A
  • vibration: Per EIA364-28, Condition 5A
  • salt_spray: Per EIA364-26, 250 Hrs
  • mating_cycles: 2500
  • operating_temperature: -40°C to +105°C
  • temperature_rise: Meets the requirement of 30°C ∆T
  • recommended_torque_panel_mount_screws: 0.45 to 0.65 Nm (4.00 to 5.75 in-lbs)
  • hand_or_wave_solder_preheat: 150°C for 180 seconds
  • hand_or_wave_solder_max: 265°C for 8 seconds max
  • solder_tails_suitable_for_pcb_thickness: 1.57 to 3.18 mm (.062 to 0.125”)
  • recommended_idc_punchdown_tool_handle: Jonard Tools P/N EPB-914
  • recommended_idc_punchdown_tool_krone_blade: Jonard Tools P/N EPB-KR
  • recommended_idc_punchdown_tool_110_blade: Jonard Tools P/N EPB-110
  • contacts_material: Phosphor Bronze with 1.27µm (50µ”) min Gold over 1.27µm (50µ”) min Nickel
  • housing_material: High temperature thermoplastic, UL94V-0 rated, black
  • front_housing_material: Clear Polycarbonate
  • shell_material: Die-cast Zinc alloy, Nickel plating
  • gasket_material: Silicone rubber
  • led_material: Epoxy lens, Tin plating on steel tail

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Frequently Asked Questions

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You can download the MRJR5381B1 datasheet or visit the AMPHENOL COMMERCIAL PRODUCTS website for support.

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AMPHENOL COMMERCIAL PRODUCTS

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