K4227 Intermatic 347V Stem & Swivel Mount Thermal Photocontrol Dusk-to-Dawn Light Control

Description:

• Genuine Intermatic thermal photocontrol for automatic dusk-to-dawn outdoor lighting control
• Model K4227 features a stem and swivel mount for flexible installation and light sensor positioning
• Designed for 347 VAC, 50/60 Hz lighting circuits
• Automatically turns outdoor lighting ON at dusk and OFF at dawn to improve energy efficiency
• Mechanical bimetal switch with cadmium sulfide (CdS) photocell for dependable operation
• Built-in 30–90 second time delay helps prevent nuisance switching caused by lightning or temporary light changes
• Durable UV-resistant polycarbonate housing for long service life in outdoor environments
• Includes 1/2"-14 NPSM threaded stem, washer gasket, locking nut, and #18 AWG, 6-inch wire leads
• Suitable for controlling HID, fluorescent, and incandescent lighting fixtures
• Ideal for parking lots, street lighting, security lighting, commercial buildings, and industrial facilities
• Discontinued by Intermatic; commonly used as a replacement for existing lighting control installations.

Specifications:

• Manufacturer Name: Intermatic
• Part Number (MPN): K4227
• Product Type: Thermal Photocontrol
• Mounting Style: Stem & Swivel Mount
• Input Voltage: 347 VAC
• Frequency: 50/60 Hz
• Switch Type: Mechanical Bimetal
• Photocell Type: Cadmium Sulfide (CdS)
• Activation ON: 1–5 fc
• Activation OFF: 3–15 fc
• Sensor Time Delay: 30–90 Seconds
• Fail Mode: ON
• Wiring: #18 AWG, 6 in Wire Leads
• Thread Size: 1/2"-14 NPSM
• Housing Material: UV-Resistant Polycarbonate
• Load Ratings:
  • 15A Tungsten / 5205W
  • 8.3A Magnetic Ballast / 2880VA
• Operating Temperature:
  • -40°C to +70°C (-40°F to +158°F)
• Certifications:
  • CSA
  • California Title 20
• Applications:
  • Outdoor Lighting
  • Street Lighting
  • Parking Lot Lighting
  • Security Lighting
  • Area Lighting
  • Commercial & Industrial Lighting Control

Dimensions:

• Height: 139.7 mm (5.0 in)
• Width: 39.7 mm (1.56 in)
• Depth: 39.7 mm (1.56 in)

Weight:

• Approximate Weight: 0.07 kg (0.15 lb).