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Harting 21033812820 M12 PCB adapter

The HARTING 21033812820 is a M12 PCB adapter designed for reliable and robust connectivity in industrial automation, control systems, and sensor networks. It utilizes an A-coding system compliant with IEC 61076-2-101, ensuring compatibility with standard M12 connectors. The adapter is suitable for surface mount technology (SMT) applications, offering a compact and space-saving solution. Constructed with copper alloy and LCP materials, it provides excellent durability and performance in demanding environments. Available in various pole configurations (4, 5, and 8), it caters to diverse signal transmission requirements. The adapter's IP67 degree of protection ensures resistance to dust and water ingress when mated and locked.

Authorized Distributors
Source:DigiKey
Part No:21033812820
Stock:63
Inv Date:05-28-2026
Price: Unit price: $26.04
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Part No:21033812820
Stock:0
Inv Date:05-29-2026
Price: Unit price: $26.04
Buy/RFQ:
Part No:21033812820
Stock:0
Inv Date:05-28-2026
Price: Unit price: $26.56
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Harting 21033812820 M12 PCB adapter Specifications:

  • Degree of protection: IP67 (mated and locked)
  • Rated current (4/5 poles): max. 4 A
  • Rated current (8 poles): max. 2 A
  • Rated voltage (4 poles): 250 V
  • Rated voltage (5 poles): 60 V
  • Rated voltage (8 poles): 30 V
  • Mating cycles: ≥ 100
  • Limiting temperature: -40 °C … +85 °C
  • Termination: SMT
  • Contact material: Copper alloy
  • Contact plating (mating side): Au over Ni
  • Insulator material: LCP
  • Identification: M12 PCB adapter Male, A-coding, straight, unshielded

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Frequently Asked Questions

Where can I buy Harting 21033812820?

You can click on the BUY or RFQ button to purchase 21033812820 from an authorized Harting distributor.

How do I troubleshoot issues or seek technical support for part 21033812820?

You can download the 21033812820 datasheet or visit the Harting website for support.

Who is the manufacturer of 21033812820?

Harting

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