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Apem QS121XXY24 LED Indicator

The QS121XXY24 from APEM is a yellow LED indicator featuring a polycarbonate (UL94V-0) lens and body molding. It has a flat, diffused lens suitable for replacing filament and neon indicators. Designed for panel mounting, it fits into a 12mm front panel cut-out with snap-in mounting that requires no additional hardware. Operating at 21.6 to 26.4V DC with 20mA current, it offers a 30-degree viewing angle and an impressive lifespan of 100,000 hours. Recognized under UL496, it has a maximum reverse voltage of 5V, a forward voltage of 2.1V, and withstands temperatures from -30°C to +85°C, making it ideal for signaling in various equipment including fire alarms and appliances.

Authorized Distributors
Source:Newark
Part No:QS121XXY24
Stock:27
Inv Date:05-28-2026
Price: Unit price: $0.724
Buy/RFQ:
Source:DigiKey
Part No:QS121XXY24
Stock:0
Inv Date:05-28-2026
Price: Unit price: $3.4359
Buy/RFQ:
Part No:QS121XXY24
Stock:96
Inv Date:05-29-2026
Price: Unit price: $6.22
Buy/RFQ:
Part No:QS121XXY24
Stock:100
Inv Date:05-28-2026
Price: Unit price: $6.27
Buy/RFQ:

Apem QS121XXY24 LED Indicator Specifications:

  • Lens Material: Polycarbonate UL94V-0
  • Panel Cut-Out Size: 12mm
  • Mounting: Snap-in, no additional hardware required
  • Operating Voltage: 21.6 to 26.4V DC
  • Current: 20mA
  • Viewing Angle: 30 degrees
  • Lifespan: 100,000 hours
  • Maximum Reverse Voltage: 5V
  • Forward Voltage: 2.1V
  • Operating Temperature Range: -30°C to +85°C
  • Recognition: UL496

Buy the APEM Series LED Indicator: QS PartNumber

Purchase your APEM SeriesQS121XXY24 yellow LED indicator online today and discover a dependable solution for signaling in industrial and commercial equipment. Featuring a 12mm front panel cut-out, snap-in mounting, and a diffused lens, it ensures excellent visibility and easy installation. Operating at 21.6 to 26.4V DC with a lifespan of 100,000 hours, this indicator is suitable for fire alarms, power supplies, and domestic appliances. Its compact design, high durability, and UL recognition make it a premium choice for manufacturers and technicians alike.

Order your APEM SeriesQS121XXY24 yellow LED indicator today and enhance your signaling solutions with reliable, long-lasting illumination.

Frequently Asked Questions

Where can I buy Apem QS121XXY24?

You can click on the BUY or RFQ button to purchase QS121XXY24 from an authorized Apem distributor.

How do I troubleshoot issues or seek technical support for part QS121XXY24?

You can download the QS121XXY24 datasheet or visit the Apem website for support.

Who is the manufacturer of QS121XXY24?

Apem

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