<p>The <strong>Dahua HY-SA21A-W2(868)</strong> is an advanced <strong>Wireless Smoke Alarm</strong> designed to provide enhanced safety and security within homes and commercial environments. Utilizing <strong>split-spectrum sensor technology</strong>, this device ensures a rapid response to both fast and smoldering fires, significantly increasing the likelihood of early detection. With a loud sound output exceeding <strong>85 dB(A)</strong> at 3 meters, it guarantees that you'll be alerted even in noisy settings.</p><br> <p>This smoke alarm is equipped with user-friendly features, including a single button for both testing and silencing, making it intuitive to operate. Additionally, the low quiescent current consumption ensures prolonged battery life, further enhancing its reliability. The smart <strong>surface-mount device (SMD)</strong> circuit board design not only contributes to the functionality but also ensures durability, giving you peace of mind regarding its long-term performance.</p><br> <p>Manufactured by <strong>Dahua</strong>, a leader in video surveillance technology, the HY-SA21A-W2(868) reflects the company’s commitment to safety and innovation. The inclusion of a <strong>low battery warning signal</strong> is a critical feature, ensuring users are always informed about their alarm's status, preventing unexpected failures and enhancing overall safety. This makes the Dahua smoke alarm a reliable choice for anyone looking to improve their fire safety measures.</p><br>...
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<div class='sntc-description-wrapper' bis_skin_checked='1'><p>The <strong>Dahua HY-SA30A-R8</strong> is a state-of-the-art <strong>Wireless Interconnected Smoke Alarm</strong> designed to enhance safety in your home or office. Utilizing <strong>split-spectrum sensor technology</strong>, this device provides superior smoke detection capabilities, ensuring that you are alerted promptly in case of fire. With a loud sound output exceeding <strong>85 dB(A)</strong> at a distance of 3 meters, it guarantees that alarms will be heard even in noisy environments. The device features a <strong>surface-mount device (SMD)</strong> circuit board design that contributes to its low quiescent current consumption, making it both efficient and reliable.</p><br> <p>This smoke alarm is equipped with user-friendly functionalities, including a <strong>test and silence feature</strong> accessible via a single button, and a <strong>low battery warning signal</strong> to ensure continuous operation. The built-in battery offers a remarkable lifespan of up to <strong>10 years</strong>, while the infrared silence capability allows for quick deactivation of alarms without the need for physical contact. With the ability to interconnect with a maximum of <strong>24 devices</strong>, the Dahua HY-SA30A-R8 provides comprehensive coverage for larger areas, making it an ideal choice for both residential and commercial applications.</p><br> <p>Designed for indoor use, this smoke alarm operates effectively in a wide temperature range from <strong>-10°C to +55°C</strong> and can handle humidity levels of up to <strong>95% RH</strong>. Certified by TÜV and CE, and compliant with the <strong>EN 14604:2005+AC:2008</strong> standard, the Dahua HY-SA30A-R8 stands out as a reliable and efficient smoke detection solution, ensuring peace of mind for you and your loved ones.</p><br></div>...
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FTP Cat network cable. 6A - 500 m package. Extralink Cat. 6A FTP is a high quality network cable for indoor installation. Category 6a includes cabling that requires a 500 MHz band and data transmission up to 10 Gb/s (10 Gigabit Ethernet). The cable construction consists of 4 pairs of cables twisted together to eliminate electromagnetic interference. The cables are made of pure copper with a thickness of 23 AWG with HDPE sheath. Every pair is separately shielded with aluminium foil and additionally one common shielding for all cables. The whole is covered with a combustion safe Low Smoke Zero Halogen (LSZH) coating, in accordance with the requirements of the fire safety regulations for large commercial buildings.The package contains 500 m of cable....
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White SC/APC-SC/APC SM Patchcord G657A2 SIMPLEX 3.0MM 10M cable. White single-mode patchcord cable with a length of 10m, cable diameter of 3mm, terminated with SC/APC-SC/APC connectors is used to connect network optical equipment such as switches or converters. The product is made of material that does not emit harmful gases during fire(LSOH). The G657A2 fiber has a higher resistance to bending. Patchcords are also widely used in FTTH networks to connect OLT and ONU/ONT devices....
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White SC/APC-SC/APC SM Patchcord G657A2 SIMPLEX 3.0MM 20M cable. White single-mode patchcord cable with a length of 20m, cable diameter of 3mm, terminated with SC/APC-SC/APC connectors is used to connect optical network equipment such as switches or converters. The product is made of material that does not emit harmful gases during fire(LSOH). The G657A2 fiber has a higher resistance to bending. Patchcords are also widely used in FTTH networks to connect OLT and ONU/ONT devices....
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White SC/APC-SC/APC SM Patchcord G657A2 SIMPLEX 3.0MM 30M cable. White single-mode patchcord cable with a length of 30m, cable diameter of 3mm, terminated with SC/APC-SC/APC connectors is used to connect optical network equipment such as switches or converters. The product is made of material that does not emit harmful gases during fire(LSOH). The G657A2 fiber has a higher resistance to bending. Patchcords are also widely used in FTTH networks to connect OLT and ONU/ONT devices....
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Constructed to ensure robust electrical circuit protection and control, this AC switchgear is designed with an ingress protection rating of IP65, signifying its dust-tight construction and resistance to water jets from any direction. It features a Surge Protection Device (SPD) of Noark type 1+2, offering defense against transient overvoltage and ensuring the safety of electrical installations from lightning strikes and power surges.<br><br>The unit is equipped with an overcurrent protection mechanism rated at 40A for three-phase systems, effectively safeguarding electrical circuits from excessive current that could cause damage to equipment or pose a fire risk. Additionally, it incorporates a Residual Current Device (RCD) of type A with a rating of 63A/300mA. This RCD is sensitive to pulsating DC fault currents, providing enhanced protection against electric shock and further reducing the risk of electrical fires.<br><br>The emiter EM-909N_AC model is engineered for seamless integration into electrical systems requiring dependable circuit control and protection. Its robust design and advanced protective features make it suitable for a wide range of applications where safety and circuit integrity are paramount....
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Constructed to ensure robust protection and efficient energy management for solar power systems, the unit features an IP65-rated enclosure, providing a high level of protection against dust and water ingress, making it suitable for challenging environmental conditions. The switchgear is equipped with a DC Noark 1000V type 2 Surge Protection Device (SPD), designed to safeguard electrical equipment from voltage spikes, and can accommodate 2 photovoltaic (PV) strings with 2 Maximum Power Point Tracking (MPPT) inputs, optimizing the conversion of solar energy.<br><br>Additionally, the switchgear includes an AC Noark type 2 SPD, which offers similar protective functions for the alternating current side, and a 20A 1-phase circuit breaker that ensures safe and controlled distribution of electrical power. A Residual Current Device (RCD) rated at 40A/300mA is also integrated, providing critical safety measures against electrical faults that could lead to shock hazards or fire risks.<br><br>The emiter EM-937N_DCAC model is engineered to facilitate streamlined installation and maintenance, with a clear layout and accessible components. Its robust construction and comprehensive protective features make it a suitable choice for enhancing the safety and efficiency of solar power systems....
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