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LUMBERG 030412 Threaded Circular Connector

The LUMBERG 0304 12 is a robust circular connector designed for demanding industrial environments. It utilizes a threaded M16 joint for secure connection and offers IP67/68 protection against dust and water ingress. The connector features solder terminals and is intended for front mounting, making it suitable for applications requiring a reliable and sealed connection. Constructed with PA GF insulating body, CuZn contact bush, Zn diecast housing, and CR/NBR seals, it ensures durability and performance. It is ideal for applications requiring a secure and environmentally protected connection in machinery, automation, and other industrial settings.

Authorized Distributors
Source:Newark
Part No:0304 12
Stock:72
Inv Date:06-15-2026
Price: Unit price: $24.2
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Source:DigiKey
Part No:0304 12
Stock:98
Inv Date:06-15-2026
Price: Unit price: $25.13
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Part No:0304 12
Stock:0
Inv Date:06-15-2026
Price: Unit price: $23.05
Buy/RFQ:
Part No:0304-12
Stock:0
Inv Date:06-15-2026
Price: Unit price: $14.23
Buy/RFQ:

LUMBERG 030412 Threaded Circular Connector Specifications:

  • Temperature Range: −40 °C / +85 °C
  • Insulating Body Material: PA GF, V-0 (UL94)
  • Contact Bush Material: CuZn, silver-plated and flash gold-plated (3-8 poles) / CuZn, pre-nickel and gold-plated (12-14 poles)
  • Housing Material: Zn diecast, pre-copper and nickel-plated
  • Ring Screw Material: CuZn, nickel-plated
  • Seal Material: CR (flat), NBR (O-ring)
  • Insertion Force: ≤ 5.0 N
  • Withdrawal Force: ≥ 1.2 N (3-8 poles) / ≥ 0.9 N (12-14 poles)
  • Tightening Torque (Connector): 1-3 Nm
  • Tightening Torque (Nut): 1-3 Nm
  • Protection Class: IP68
  • Connectable Conductor Section: ≤ 0.75 mm² (AWG 20) (3-8 poles) / ≤ 0.25 mm² (AWG 24) (12-14 poles)
  • Contact Resistance: ≤ 5 mΩ
  • Rated Current: 5 A (Tamb 40 °C, 3-8 poles) / 3 A (Tamb 40 °C, 12-14 poles)
  • Rated Voltage (Pollution Degree 1): 300 V (versions 03, 04, 05-1, 06, 07) / 100 V (versions 05, 07-1, 08, 08-1) / 160 V (versions 12, 14)
  • Rated Voltage (Pollution Degree 2): 250 V (versions 03, 04) / 32 V (versions 05, 07-1, 08, 08-1) / 160 V (versions 05-1, 06, 07, 12, 14)
  • Rated Impulse Voltage: 1500 V (versions 03, 04, 05-1, 06, 07, 12, 14) / 500 V (versions 05, 07-1, 08, 08-1)
  • Material Group: II (IEC) / 1 (UL)
  • Insulation Resistance: > 100 MΩ
  • Pole Number: 3, 4, 5, 6, 7, 8, 12, 14
  • Packaging: Cardboard box
  • Minimum Order Quantity: 100

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Frequently Asked Questions

Where can I buy LUMBERG 030412?

You can click on the BUY or RFQ button to purchase 030412 from an authorized LUMBERG distributor.

How do I troubleshoot issues or seek technical support for part 030412?

You can download the 030412 datasheet or visit the LUMBERG website for support.

Who is the manufacturer of 030412?

LUMBERG

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