Part #: UTL24X-1UY

Pilot Light LED Bulbs, T2-#2 Telephone-Slide

Utility & Power Plant LED Bulbs for GE ET-6 Lampholders

Direct Incandescent Replacement—Up to 90% Energy Savings

Replaces Incandescent/LED:24E1,24EX in ET6 Holders

    NOTE: These single LED lamps work with the six different input voltages providing the holder has an external resistor value as noted on the data sheet (i.e. 115VAC line voltage 2800 Ohm external resistor. 120VAC is fine).
  • Three Year Lamp Warranty
  • Replaces T2-#2 Teleslide Incandescent Lamps #24X, #24E
  • Circuit Ratings of: 48Vdc, 67VAC, 115VAC, 125Vdc, 230Vdc, 250Vdc
  • Long Life 100,000+hrs
  • Solid-State, High Shock/Vibration Resistant
  • Maintenance Free, Easy Installation
  • Low Power Consumption, High Intensity
  • Major Power Savings
  • Major Reduction in Heat Generation
  • Built-in Current-Limiting Resistor that works in conjunction with existing External Resistor in Holder
  • DC Lamps Are Bipolar
  • 40+ Years LEDtronics Design & Manufacturing


Price: $9.85 each | Min Qty: 25

Choose Options:

Color Options

Spec Sheets


 Base TypeTelephone Slide #2
 ColorSuper Yellow
 Wavelength (nm)593nm
 Voltage (V)3.5Vf@60mA
 Power (Watts)0.21 W
 Current (Amps)0.060 A
 Operating Temp~-30°C to ~+50°C
 Intensity (Candela)5.500 cd
 SCP (Spherical Candela)
 Viewing Angle23°
Electrical-Optical Characteristics (Ta = 25°C)  


  • External Resistor Required. (Supplied by Customer). Refer to Engineering drawing.
  • External resistors: 48vdc, 900Ω; 67vac, 1500Ω; 115vac, 2800Ω; 125vdc, 3300Ω; 230vac, 6300Ω; 250vdc, 7200Ω

Prop. 65 Warning
WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit

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