K4221C Intermatic 120V Stem & Swivel Mount Thermal Photocontrol Outdoor Light Sensor

Description:

• Genuine Intermatic stem and swivel mount thermal photocontrol for automatic outdoor lighting control
• Automatically turns outdoor lights ON at dusk and OFF at dawn for energy savings and convenience
• Operates on 120 VAC, 50/60 Hz
• Mechanical bimetal switch with cadmium sulfide (CdS) photocell provides reliable dusk-to-dawn operation
• Adjustable stem and swivel mount allows optimal sensor positioning during installation
• Features a built-in 30–90 second time delay to prevent false switching caused by lightning or temporary light changes
• Durable UV-resistant polycarbonate housing designed for long-lasting outdoor use
• Includes 1/2"-14 NPSM threaded stem, locking nut, washer gasket, and 6-inch #18 AWG wire leads for easy installation
• Compatible with incandescent, HID, and fluorescent lighting fixtures (not recommended for LED fixtures)
• Ideal for street lights, parking lot lighting, security lighting, commercial buildings, warehouses, and outdoor area lighting

Specifications:

• Manufacturer Name: Intermatic
• Part Number (MPN): K4221C
• Product Type: Thermal Photocontrol
• Photocontrol Style: Stem & Swivel Mount
• Input Voltage: 120 VAC
• Frequency: 50/60 Hz
• Switch Type: SPST Mechanical Bimetal
• Photocell Type: Cadmium Sulfide (CdS)
• Activation (ON): 1–5 foot-candles
• Activation (OFF): 3–15 foot-candles
• Sensor Time Delay: 30–90 seconds
• Fail Mode: ON
• Mounting:
  • 1/2"-14 NPSM Threaded Stem
  • Stem & Swivel Mount
• Wire Leads: #18 AWG, 6 in
• Housing Material: UV-Resistant Polycarbonate
• Color: Gray
• Load Ratings:
  • 15A Tungsten / 1800W
  • 8.3A Magnetic Ballast / 1000VA
• Operating Temperature:
  • -40°C to +70°C (-40°F to +158°F)
• Certifications:
  • cULus
  • cCSAus
  • California Title 20
• Applications:
  • Outdoor Lighting
  • Security Lighting
  • Parking Lot Lighting
  • Area Lighting
  • Commercial Buildings
  • Industrial Facilities
  • Landscape Lighting

Dimensions:

• Height: 5.0 in (127 mm)
• Width: 1.56 in (39.7 mm)
• Depth: 1.56 in (39.7 mm)

Weight:

• Approximate Weight: 0.14 kg (0.30 lb).