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AMERICAN ZETTLER AZ421C561LUS Miniature General Purpose Relay

The AMERICAN ZETTLER AZ421-C56-1LUS is a miniature general-purpose relay designed for high reliability in diverse applications. Its robust construction ensures a long operational life, exceeding 100 million cycles. The relay features DC coils capable of handling voltages up to 115V, with options for sensitive coils to minimize power consumption. Available with various coil resistances and sensitivities, it caters to a wide range of circuit requirements. The AZ421-C56-1LUS offers flexible termination options, including printed circuit and solder/plug-in terminals, making it suitable for both automated assembly and manual wiring. Its compact size and balanced spring-held armature allow for dependable operation in any position, while sealed versions are available for automated wave soldering and cleaning processes. This relay is ideal for applications requiring reliable switching in compact spaces.

Authorized Distributors
Part No:AZ421-C56-1LUS
Stock:6
Inv Date:05-30-2026
Price: Unit price: $16.7
Buy/RFQ:
Part No:AZ421-C56-1LUS
Stock:6
Inv Date:05-30-2026
Price: Unit price: $16.7
Buy/RFQ:

AMERICAN ZETTLER AZ421C561LUS Miniature General Purpose Relay Specifications:

  • Rugged construction: For high reliability
  • Life expectancy: Greater than 100 million operations
  • DC coils: Up to 115 V
  • Power consumption: As low as 25 mW per pole
  • Current sensitive coils: Available
  • Voltage sensitive coils: Available
  • Pull force: Provided by round core and large coil volume
  • Poles: Up to 6 poles in less than one cubic inch
  • Dry circuit contacts: Up to 5 Amp
  • Terminals: Printed circuit or solder/plug-in
  • Armature: Balanced spring-held allows dependable operation
  • Sealed version: Available (2 and 4 pole)
  • UL Rating: See table for UL approved contact ratings
  • Material: See contact data table
  • Initial resistance: < 50 milliohms
  • Pickup voltage (typical): 450 mW, 2 or 4 pole; 80 mW, 2 pole; 180 mW, 4 pole
  • Max. Continuous Dissipation: 2.6 W at 20°C (68°F) ambient; 2.0 W at 40°C (105°F) ambient
  • Temperature rise: 23°C (41°F) at nominal coil voltage, 2 or 4 pole; 40°C (72°F) at nominal coil voltage, 6 pole; 5°C (9°F) at nominal coil voltage, 2 pole; 10°C (18°F) at nominal coil voltage, 4 pole
  • Max. Temperature: 105°C (221°F)
  • Mechanical life expectancy: 500 million operations
  • Electrical life expectancy: See typical contact life expectancy table
  • Operate time: See typical operate and release time
  • Release time: See typical operate and release time
  • Capacitance (contact to contact): 2 pF
  • Capacitance (contact to coil): 2 pF
  • Capacitance (contact to frame): 30 pF
  • Bounce time: 3 ms at nominal coil voltage
  • Dielectric strength: 1500 Vrms contact to coil; 1000 Vrms all other points
  • Insulation resistance: 1000 megohms min. at 25°C
  • Dropout voltage: Greater than 5% of nominal coil voltage
  • Operating temperature: -55°C (-67°F) to 80°C (176°F) (2 and 4 pole); -55°C (-67°F) to 65°C (149°F) (6 pole)
  • Storage temperature: -55°C (-67°F) to 95°C (203°F)
  • Vibration resistance: 0.062" DA at 5–55 Hz
  • Shock resistance: 20 g
  • Enclosure material: Polycarbonate
  • Terminal material (plug-in): Gold or tin plated copper alloy
  • Terminal material (PC): Tin plated copper alloy
  • Max. solder temperature: 270°C (518°F)
  • Max. solder time: 5 seconds
  • Max. solvent temperature: 80°C (176°F)
  • Max. immersion time: 30 Seconds
  • Weight: 23 to 35 grams

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Frequently Asked Questions

Where can I buy AMERICAN ZETTLER AZ421C561LUS?

You can click on the BUY or RFQ button to purchase AZ421C561LUS from an authorized AMERICAN ZETTLER distributor.

How do I troubleshoot issues or seek technical support for part AZ421C561LUS?

You can download the AZ421C561LUS datasheet or visit the AMERICAN ZETTLER website for support.

Who is the manufacturer of AZ421C561LUS?

AMERICAN ZETTLER

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