par sensor

I am putting up for consideration my Biotek Marine BTM3000 par sensor. This is the type of sensor you plug into your own computer. You can download the operating system from Apogee website. This is basically an Apogee produced for Biotek Marine before they were offering a cheaper alternative...

For a limited time (sale ends Monday) we are offering 8% off on all PAR meters including the new PQ-510 with full-spectrum Quantum sensor, 2 meter cable and microCache Bluetooth micro-logger. The extended 2 meter cable of the SS2 model allows the microCache to be positioned further from the...

Selling two Tunze 6095s, one is six months old the other is about a year and a half old. Cleaned up and working perfectly. Shipped in the original boxes. $300 for both Kessil H380 with Gooseneck. Also about six months old $250 Biotek Marine Par Sensor BTM-3000 (Is an Apogee private labeled for...

Ok I followed willthethrill post and finally got everything put together but when I test I get low PAR readings. Tank info: 75gal reef w/ 20gal refugium 2 kessil a360w Apex controller. Purchased used Apogee SQ-120, its a few years old. Do I need to send into Apogee to get it recalibrated?

***SOLD*** ATI 4x39w Sunpower 36in, bulbs not included. Purchased new on BRS in July 2015. In great working condition. $200 plus shipping ***SOLD*** Bio Tek Marine par sensor BTM-3000- 15ft usb cable, bought brand new only used a few times, been stored in original box sense. $150 shipped...