Reliance Controls P4021 Photo Control, Flush Mount
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Reliance Controls P4021 Photo Control, Flush Mount
Provides efficient, dusk-to-dawn mounted light control for your area of choice.
Reliance Controls P4021 Photo Control, Flush Mount
Artigo n.º: 137484546

Reliance Controls P4021 Photo Control, Flush Mount

Artigo n.º: 137484546

STD 441590

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from EUA

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EUA Importado da loja USA
Encomende já e receba por volta de Quinta-feira, Julho 16
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Provides efficient, dusk-to-dawn mounted light control for your area of choice.
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O que se Destaca

Energy Efficiency
Automatically powers lights on at dusk and off at dawn, ensuring optimal energy savings and reducing electricity costs for residential or commercial lighting.
Durable Design
Constructed for longevity, the flush mount design protects against weather elements, making it ideal for exterior applications while maintaining reliable performance.
Easy Installation
Simple installation process allows users to set up the photo control quickly without professional assistance, making it accessible for DIY enthusiasts and homeowners.

Detalhes do produto

Shop Reliance Controls P4021 Photo Control, Flush Mount online at a best price in São Tomé and Príncipe. B01KKLZALW
Item Weight0.5 lbs (230 grams)

Quem Deverá Comprar?

Suitable For
  • Outdoor Lighting Setup

    Ideal for users wanting automatic control of outdoor lights without manual intervention, enhancing convenience and safety.

  • Smart Home Integrators

    Perfect for homeowners looking to create a smart home environment by automating outdoor lighting based on natural light.

  • Energy-Conscious Users

    Great for those who want to reduce energy consumption by ensuring lights operate only when necessary, optimizing usage.

Not Suitable For
  • Short-Term Users

    Not suitable for temporary setups where installation and maintenance might not be justified for brief usage.

  • Indoor Application Needs

    Inappropriate for indoor use as it is designed specifically for outdoor lighting control functionalities.

  • Proficient Electricians

    May not meet the advanced requirements of professional electricians looking for more complex lighting control solutions.

DESCRIÇÃO DO PRODUTO

Reliance Controls P4021 Photo Control, Flush Mount

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Perguntas e Respostas dos Clientes

  • pergunta: What is the Reliance Controls P4021 Photo Control used for?

    Resposta: The Reliance Controls P4021 Photo Control is designed to automatically turn on and off outdoor lighting based on ambient light levels. It detects the amount of natural light and responds accordingly, ensuring your lights only operate when necessary. This functionality is particularly useful for street lights, security lights, and pathway lighting, providing energy efficiency and increased safety around your property.
  • pergunta: How does the photo control installation process work?

    Resposta: Installing the Reliance Controls P4021 Photo Control typically involves mounting it in a location where it can effectively sense light changes. You'll connect it to your outdoor lighting circuit, allowing it to control the power supply based on the detected ambient light. Be sure to follow the provided instructions carefully; this control unit can enhance the functionality of your outdoor lighting systems while minimizing manual operation.
  • pergunta: What are the benefits of using a photo control for outdoor lighting?

    Resposta: Using a photo control like the Reliance Controls P4021 improves energy efficiency by ensuring lights operate only when needed, reducing unnecessary usage during daylight. Additionally, it enhances security by automatically activating lights during low-light conditions, deterring potential intruders and providing peace of mind. This automated solution also frees you from the need to remember to turn lights on and off manually.
  • pergunta: Can the P4021 Photo Control be used in extreme weather conditions?

    Resposta: Yes, the Reliance Controls P4021 is designed to withstand a range of weather conditions, making it suitable for outdoor use. Its durable construction allows it to operate effectively in rain, snow, and varying temperatures, ensuring consistent performance. For best results, it should be installed in a protected location to maximize its lifespan and functionality.
  • pergunta: Is the P4021 compatible with LED lights?

    Resposta: Absolutely! The Reliance Controls P4021 Photo Control is compatible with both LED and traditional incandescent lighting systems. This versatility allows you to upgrade to energy-efficient LED bulbs without needing to replace your photo control unit. Using LED lights with this control can lead to significant energy savings while maintaining optimal lighting performance.
  • pergunta: How sensitive is the P4021 to light changes?

    Resposta: The sensitivity of the Reliance Controls P4021 can be adjusted to ensure it responds appropriately to changes in ambient light levels. This feature allows you to customize its operation based on your specific lighting needs and surrounding environment. Whether you want it to activate during twilight or wait until it’s significantly darker, this adjustability makes it a flexible choice for diverse outdoor spaces.
  • pergunta: Is there a specific voltage requirement for this photo control?

    Resposta: The Reliance Controls P4021 operates effectively at a voltage range of 120V, which is standard for most residential outdoor lighting applications. This ensures it can easily be integrated into existing setups without the need for additional equipment or modifications. Always confirm compatibility with your lighting system before installation to ensure seamless operation.
  • pergunta: How long does the photo control last?

    Resposta: The lifespan of the Reliance Controls P4021 Photo Control can vary based on usage and environmental conditions, but it is designed for long-term performance in outdoor settings. Proper installation in suitable locations protected from harsh elements can significantly extend its operational life. Many users enjoy years of dependable service thanks to its robust construction and reliable automation capabilities.
  • pergunta: Can this device be used with motion-sensing lights?

    Resposta: Yes, the Reliance Controls P4021 can be used alongside motion-sensing lights to enhance security features in your outdoor areas. Combining these technologies allows for lights to operate both automatically based on light levels and activate based on movement detection, providing a layered approach to outdoor security and convenience.
  • pergunta: Where can I buy the Reliance Controls P4021 Photo Control in São Tomé and Príncipe?

    Resposta: You can purchase the Reliance Controls P4021 Photo Control through Ubuy, which provides a reliable platform for acquiring various electronic products. By visiting Ubuy, you can find detailed product information and ensure you get the appropriate model for your needs.

Reliance Controls Street & Area Lighting Editorial Review

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Avaliações e Classificações dos Clientes

5.0
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Prós

  • Easy installation
  • Reliable performance
  • Weather-resistant design
  • Energy-saving feature
  • Highly durable

Contras

  • May require occasional manual adjustment

Platform Trust & Buyer Confidence

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4.3/5 9,000 + reviews
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MT
Mohd
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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
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“Accurate delivery timing given”

16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
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Leila
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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STD 441590

Encomende já e receba por volta de Quinta-feira, Julho 16

QTY:

Transação seguraTransação segura

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Os nossos principais Parceiros Logísticos
  • fedex
  • dhl
Entrega internacional mais rápida

Recursos e benefícios

  • Efficient dusk-to-dawn lighting control.
  • Thermal-type photo control fits standard outlet boxes.
  • Delay action prevents lights from turning off due to car headlights.
  • Moisture-resistant with a durable polycarbonate case.
  • Operates in temperatures from -4°F to 167°F.
  • Backed by over a century of innovation and high-quality engineering.

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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.