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Littelfuse 590404T02A Proximity Sensor

The 59040 Press-Fit Firecracker Reed Sensor is a compact, cylindrically shaped proximity sensor designed for non-ferrous materials like wood, plastic, or aluminum. It easily presses into a 9.5mm diameter hole and features customizable sensitivity, cable length, and connector options. Suitable for position, limit, security, and level sensing applications, it operates with reed contacts rated up to 200Vdc at 10W. Paired with the 57040 actuator, it offers quick, secure press-fit installation, making it ideal for industrial environments requiring durable, non-contact sensing solutions.

Authorized Distributors
Source:DigiKey
Part No:59040-4-T-02-A
Stock:290
Inv Date:05-28-2026
Price: Unit price: $6.87
Buy/RFQ:
Part No:59040-4-T-02-A
Stock:0
Inv Date:05-29-2026
Price: Unit price: $4.18
Buy/RFQ:
Part No:59040-4-T-02-A
Stock:0
Inv Date:05-28-2026
Price: Unit price: $6.84
Buy/RFQ:
Part No:59040-4-T-02-A
Stock:479
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse 590404T02A Proximity Sensor Specifications:

  • Sensor Length: 31.0mm (1.22 inches)
  • Mounting Hole Diameter: 9.5mm (0.375 inches)
  • Switching Voltage: up to 200Vdc, 140Vac
  • Switching Power: up to 10W
  • Contact Resistance: Max 0.2 ohms initially
  • Operating Temperature: -40°C to +105°C
  • Response Time: Max 1ms
  • Shock Resistance: Max 100G sine
  • Vibration Resistance: Max 30G, 50-2000Hz
  • Cable Options: 24 AWG PVC cable, 300mm length
  • Mounting Method: Press-fit using ribs for secure installation
  • Application: Position, limit, security, level sensing
  • Contact Type: Normally Open, Normally Closed, Change Over
  • Insulation Resistance: Min 10 MΩ
  • Capacitance: Typ 3pF
  • Agency Approvals: Contact Littelfuse for details

Buy the Buy Littelfuse Firecracker Reed Sensor Part Number 59040-000 Online

Order the Littelfuse Firecracker Reed Sensor 59040-000 online today to ensure fast delivery of a durable, high-quality proximity sensor. Ideal for non-ferrous material detection, it features a compact design, easy press-fit installation, and customizable options including sensitivity, cable length, and connector types. Perfect for industrial applications such as position, limit, security, and level sensing, this sensor provides reliable, contactless operation while maintaining excellent performance under harsh conditions. Enhance your automation setup with this dependable sensing component today.

Get Littelfuse 59040-000 today—built for reliable non-contact sensing in industrial environments.

Frequently Asked Questions

Where can I buy Littelfuse 590404T02A?

You can click on the BUY or RFQ button to purchase 590404T02A from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part 590404T02A?

You can download the 590404T02A datasheet or visit the Littelfuse website for support.

Who is the manufacturer of 590404T02A?

Littelfuse

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