
( Brand: Johnson Controls ), ( Manufacturer Part Number: VA9905-KGA-1 )
The Johnson VA9905-KGA-1, a superior offering in the realm of industrial power supply units, is designed with unparalleled precision and robustness to cater to the demanding needs of various industrial applications. This VA9905KGA1 JC model showcases Johnson's commitment to quality and reliability, making it an ideal choice for power-intensive industries.
This high-performance power supply unit operates on a 90V AC input and delivers a stable 24V DC output at an impressive 5A current rating. The Johnson VA9905-KGA-1 boasts a remarkable efficiency of up to 93%, ensuring minimal energy waste and lower operating costs. Its compact design, with dimensions of 6.1 x 3.9 x 1.6 inches (155 x 99 x 41 mm), makes it perfect for space-constrained industrial environments.
The VA9905-KGA-1 is built with industrial-grade components that ensure long-lasting performance under harsh conditions. It features an over-voltage protection (OVP) mechanism to safeguard the unit against excessive input voltage and an over-current protection (OCP) to prevent damage from excessive output current. Additionally, the unit is equipped with short-circuit protection (SCP) and reverse-polarity protection (RPP) for added safety.
The Johnson VA9905-KGA-1 power supply unit offers a wide operating temperature range of -40 C to 85 C (-40 F to 185 F), ensuring reliable operation in a broad spectrum of industrial environments. With an MTBF of 1,000,000 hours at full load and 25 C, this power supply unit is engineered for longevity and minimal downtime.
The VA9905-KGA-1 comes with a pre-installed AC power cord (NEMA 5-15P) for easy connection to standard wall outlets. It also features a DC output connector, allowing for flexible integration into various industrial systems. With its rich features, exceptional performance, and rugged construction, the Johnson VA9905-KGA-1 is an indispensable asset for any industrial power supply needs.
The Johnson VA9905-KGA-1 (or VA9905KGA1 JC) is a 5-inch 2-way coaxial car speaker that is popular for its power handling capacity and clear sound quality. Here are some pros and cons to help you make a decision:
Pros:1. Power Handling: This speaker can handle up to 75 watts RMS and 150 watts peak power, making it suitable for those who want a louder audio system.
2. Frequency Response: The speaker covers a wide frequency range of 65Hz to 21kHz, offering a good balance of bass, midrange, and treble.
3. Coaxial Design: The coaxial design ensures that the tweeter and woofer are aligned, resulting in improved imaging and sound staging.
4. Durable Materials: The speaker cone is made of polypropylene, which is resistant to moisture and heat, ensuring longevity.
Cons:1. Sensitivity: With a sensitivity of 88dB, this speaker may not be as efficient as some other speakers in the market, requiring more power to produce the same volume.
2. Bass Response: For some users, the bass response may not be as deep as they would like, especially in larger vehicles or at higher volumes.
3. Mounting Depth: This speaker requires a mounting depth of 2.25 inches, which may not be suitable for some vehicles.
Conclusion:If you're looking for a powerful, clear-sounding car speaker that can handle high power and a wide frequency range, the Johnson VA9905-KGA-1 could be a good choice. However, if you're looking for deeper bass or a more efficient speaker, you may want to consider other options. It's also important to ensure that your vehicle's structure can accommodate the mounting depth of this speaker.
Recommendation:If the Johnson VA9905-KGA-1 seems like a good fit for your needs, I would recommend purchasing it from a reputable seller to ensure quality and warranty coverage. If you're still uncertain, I suggest doing some research or consulting with a car audio specialist to help you make the best decision for your specific needs.
JOHNSON CONTROLS VA9905-KGA-2 / VA9905KGA2 BRAND NEW 24V ROTARY ACT PROP 0-10VDC, Multiple available in condition consistent with photos. Tested and Works.