how much heat can this take max?

Hello there, Thank you for contacting us in regards to your question. Unfortunately that is not a question we can answer, but you can contact the manufacturer directly for possible assistance. Their contact information can be found under the 'Warranty & Returns' tab and will be listed below. Website: http://www.inscapedata.com Support Phone: 408-392-9800EXT158 Support Email: customer-service@inscapedata.com Support Website: https://www.inscapedata.com/support.htm Thank you, Newegg Support

Questions & Answers: LinkPower LPS840AF-T1 Outdoor IP68 Contractor-Grade 6-Port Gigabit PoE Switch with 2 RJ45 Gigabit Uplink Ports

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LinkPower LPS840AF-T1 Outdoor IP68 Contractor-Grade 6-Port Gigabit PoE Switch with 2 RJ45 Gigabit Uplink Ports

Outdoor PoE Switch: 6-port Gigabit PoE switch designed for outdoor use, with 2 Gigabit RJ45 Gigabit Uplink Ports.
Power over Ethernet (PoE) support, with 15.4W per port (30W per port available with LPS840AT-T1).
Adheres to IEEE 802.3af/at Type 1 PoE standard for efficient power supply to connected devices.
The total system power of 65W, with 10/100/1000Mbps auto-negotiation and auto-MDIX Gigabit PoE RJ45 ports.
Reliable and stable performance, with IEEE802.3x flow control for full-duplex mode and back pressure flow control for half-duplex mode.
Full wire-speed non-blocking reception and transmission, with support for jumbo frames up to 10K bytes.
Rugged and durable design, IP68 compliance when latched and bolted and a wide operating temperature range of -22ºF to +158ºF (-30ºC to +70ºC).
Made in the U.S.A. and backed by a 3-year warranty for quality assurance.

$322^.95 –