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Signal

30 products
Two Spot Goby
(Signigobius biocellatus)
Starting at $24.99
The Two Spot Goby is also referred to as the Twinspot Goby, Signal Goby, or Crabeye Goby. The head and body are white splattered with orange markings. Its erect dorsal fins are distinctly marked by eyespots.It should reside in a 10 gallon or larger aquarium with live sand as a substrate, and an…
X-Ray Pristella Tetra
(Pristella maxillaris)
Starting at $2.49
The X-Ray Pristella Tetra is an unusual member of the Characidae Family that has a near transparent body. This novel characteristic gives this tetra the appearance of a living x-ray photograph. However, unlike true clear or glass-like fish, the X-Ray Pristella Tetra has a captivating color pattern…
Neptune Systems Optical Level Sensor with Magnet Mount
(6081)
Starting at $34.95
…becomes wet, the light bends and no longer completes the circuit.This sensor plugs into your Neptune FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a…
Neptune Systems Optical Level Sensor
(5173)
Starting at $24.95
*Uses infrared light to signal your Apex when it changes state from wet to dry or dry to wet*Perfect for constructing your own auto-top-off, as a high level warning sensor in your sump, as a water storage level sensor, and much more. *Mounted into custom brackets or through a hole in a vesselThe…
Auto Top Off Controller
(5008)
Starting at $79.99
…evaporation. Helps maintain stable salinity/specific gravity and optimum water level to prevent pump from running dry. Features LED panel, Audible Signal alert and linkable brackets for installation. Requires water pump, sold separately.Pump Safety Protection: The A.T.O. Controller automatically…
Pinpoint Wireless Thermometer
(4588)
Starting at $8.24
…accurately displays aquarium water temperature in °F or °C Remote sensor probe accurately measures and sends temperature readings via radio wave signal up to 100 ft away. LCD monitor displays °C or °F. Additional remote Pinpoint Thermometer Sensors available to monitor independent temperature…
Fiddler Crab
(Uca sp.)
Starting at $3.99
…searching for food or when the male Fiddler Crabs are trying to attract a mate. The male has a large brightly colored claw it uses to "call" or signal females. The female Fiddler Crab has two small claws.The Fiddler Crab is an omnivore that will eat commercially prepared flaked foods and algae as…
COR-15/20 Intelligent Return Pump
(6041)
Starting at $274.95
…and COR-20 use a relatively new connection standard for the Apex called 1LINK. The 1LINK port provides up to 50w of power as well as the control signal to connected devices. The advantage for devices like the COR-15 and COR-20 is that no additional power supplies are necessary. These 1LINK ports are…
seneye Monitor System Accessories
(4726)
Starting at $11.99
…Extension Cable (Mfg# SEN000067)Extend USB cable connection length by 15 meters without data loss. Active cable amplifies the signal from your seneye device, carrying the signal an additional 15m for full-speed connection with error-free transmission. Included weatherproof Cover ensures connection…
Pink Convict Cichlid
(Archocentrus nigrofasciatus)
Starting at $7.99
…Convict Cichlid readily pairs and forms a patriarch/matriarch family and both the male and female will care for the young. The fry will respond to signals from both the male and the female.The Pink Convict Cichlid is omnivorous and will eat most prepared and frozen foods, including freeze-dried…
Black Convict Cichlid
(Archocentrus nigrofasciatus)
Starting at $5.99
…Convict Cichlid readily pairs and forms a patriarch/matriarch family and both the male and female will care for the young. The fry will respond to signals from both the male and the female.The Black Convict Cichlid is omnivorous and will eat most prepared and frozen foods, including freeze-dried…
Aqueon QuietFlow® LED PRO Power Filters
(5942)
Starting at $20.99
…filter cartridge needs to be replaced. The clogged filter cartridge triggers the LED Cartridge Change Indicator to begin flashing and is your visual signal to change the filter cartridge. Simply replace the cartridge(s) by following the instructions listed. Once the new cartridge has been installed…
Aqueon QuietFlow® 10 LED PRO Power Filter
(5941)
Starting at $14.99
…filter cartridge needs to be replaced. The clogged filter cartridge triggers the LED Cartridge Change Indicator to begin flashing and is your visual signal to change the filter cartridge. Simply replace the cartridge(s) by following the instructions listed. Once the new cartridge has been installed…
seneye Web Server & Wi-Fi Module
(4728)
Starting at $279
…button".Next, select the set up mode. seneye recommends the middle one (bridge).Next, select the Wi-Fi router you want to connect. You can also see signal strength on the router you are connecting.The next step is to enter the password for your Wi-Fi network. Then click next. Note: The password will…
Neptune Systems AquaController Apex Cables
(5157)
Starting at $14.95
…plug one end of the AquaBus cable into an available AquaBus port on the system, and the other end into the new Apex Module. Power and communication signals are passed through the AquaBus to the new Apex Module. The order modules are connected is not important and the AquaBus is plug and play meaning…
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