Shop Neptune Systems Controllers

DOS & A3 Apex Jr. Automatic Water Change Bundle
Neptune Systems
DOS & A3 Apex Jr. Automatic Water Change Bundle
$579.90

$629.90
Add to Cart
A3 Apex Pro Controller System
Neptune Systems
A3 Apex Pro Controller System
26 Reviews
$899.95

$899.95
A3 Apex Jr Controller System
Neptune Systems
A3 Apex Jr Controller System
10 Reviews
$299.95

$299.95
LLS Liquid Level Sensor
Neptune Systems
LLS Liquid Level Sensor
15 Reviews

Starting at: $44.95

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MOS Magnetic Optical Sensor
Neptune Systems
MOS Magnetic Optical Sensor
3 Reviews
$39.95

$39.95
LD-3 Optical Multi-Surface Leak Sensor
Neptune Systems
LD-3 Optical Multi-Surface Leak Sensor
1 Review
$39.95

$39.95
A3 Apex Controller System
Neptune Systems
A3 Apex Controller System
17 Reviews
$599.95

$599.95
DOS & DDR Dosing System Package
Neptune Systems
DOS & DDR Dosing System Package
$429.95

$479.95
Add to Cart
Trident - Marine Aquarium Water Analyzer
Neptune Systems
Trident - Marine Aquarium Water Analyzer
70 Reviews
$639.95

$639.95
LDK Leak Detection Kit
Neptune Systems
LDK Leak Detection Kit
8 Reviews
$154.95

$154.95
Replacement WAV Pump Propeller
Neptune Systems
Replacement WAV Pump Propeller
2 Reviews
$49.95

$49.95
Aquabus Extension Cable
Neptune Systems
Aquabus Extension Cable

Starting at: $21.95

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DC24V Power Supply
Neptune Systems
DC24V Power Supply
$22.95

$22.95
36W 24VDC Power Supply
Neptune Systems
36W 24VDC Power Supply
$31.95

$31.95
LD-2 Solid Surface Leak Detection Probe
Neptune Systems
LD-2 Solid Surface Leak Detection Probe
1 Review
$31.95

$31.95
LD-1 Low Profile Leak Detection Probe
Neptune Systems
LD-1 Low Profile Leak Detection Probe
1 Review
$31.95

$31.95
1/4
Neptune Systems
1/4" Flow Sensor FS25
$20.95

$20.95
1/2
Neptune Systems
1/2" Flow Sensor FS50
3 Reviews
$31.95

$31.95
1
Neptune Systems
1" Flow Sensor FS100
16 Reviews
$62.95

$62.95
2
Neptune Systems
2" Flow Sensor FS200
7 Reviews
$104.95

$104.95
FMM Fluid Monitoring Module
Neptune Systems
FMM Fluid Monitoring Module
4 Reviews
$104.95

$104.95
1Link Extension Cable
Neptune Systems
1Link Extension Cable
$21.95

$21.95
Apex Display Module
Neptune Systems
Apex Display Module
14 Reviews
$109.95

$109.95
Lab Grade Double Junction pH Probe
Neptune Systems
Lab Grade Double Junction pH Probe
8 Reviews
$89.95

$89.95
EB832 Energy Bar 832
Neptune Systems
EB832 Energy Bar 832
57 Reviews
$289.95

$289.95
DC24 to Bare Wire Accessory Cable
Neptune Systems
DC24 to Bare Wire Accessory Cable
3 Reviews
$18.95

$18.95
1Link Male x Male 4 Pin Cable
Neptune Systems
1Link Male x Male 4 Pin Cable
$21.95

$21.95
Replacement Dissolved Oxygen Probe Membrane Kit
Neptune Systems
Replacement Dissolved Oxygen Probe Membrane Kit
$74.95

$74.95
Lab Grade Dissolved Oxygen Probe
Neptune Systems
Lab Grade Dissolved Oxygen Probe
3 Reviews
$749.95

$749.95
PM3 Dissolved Oxygen Module
Neptune Systems
PM3 Dissolved Oxygen Module
$99.95

$99.95
1LINK Power and Communication Module w/ Power Supply
Neptune Systems
1LINK Power and Communication Module w/ Power Supply
1 Review
$159.95

$159.95
1LINK Module Replacement Power Supply
Neptune Systems
1LINK Module Replacement Power Supply
5 Reviews
$54.95

$54.95
Alternate Gyre Mode Modified Cable for Gyre Interface Module
IceCap
Alternate Gyre Mode Modified Cable for Gyre Interface Module
5 Reviews
$15.59

$15.59
DDR DOS Dual Reservoir
Neptune Systems
DDR DOS Dual Reservoir
53 Reviews
$204.95

$204.95
DOS Dosing and Fluid Metering System
Neptune Systems
DOS Dosing and Fluid Metering System
67 Reviews
$279.95

$329.95
MPR Magnetic Probe Rack
Neptune Systems
MPR Magnetic Probe Rack
78 Reviews
$44.95

$44.95
AFS Automatic Feeding System
Neptune Systems
AFS Automatic Feeding System
110 Reviews
$109.95

$109.95
2 Channel Apex to Tunze Stream Cable - Neptune Systems
Tunze
2 Channel Apex to Tunze Stream Cable - Neptune Systems
11 Reviews
$20.95

$20.95
Solid Surface Advanced Leak Detection Probe
Neptune Systems
Solid Surface Advanced Leak Detection Probe
16 Reviews
$29.95

$29.95
Low-Profile Advanced Leak Detection Probe
Neptune Systems
Low-Profile Advanced Leak Detection Probe
4 Reviews
$29.95

$29.95
AquaBus Cable
Neptune Systems
AquaBus Cable
10 Reviews

Starting at: $10.95

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Lunar Simulator Lunar LED Strings
Neptune Systems
Lunar Simulator Lunar LED Strings
24 Reviews

Starting at: $32.95

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Neptune Systems Conductivity Calibration Solution - 53000 Microsiemens
Neptune Systems
Neptune Systems Conductivity Calibration Solution - 53000 Microsiemens
7 Reviews
$2.95

$2.95
Neptune Systems Conductivity Calibration Solution - 447 Microsiemens
Neptune Systems
Neptune Systems Conductivity Calibration Solution - 447 Microsiemens
3 Reviews
$2.95

$2.95
Lab Grade Conductivity/Salinity Probe
Neptune Systems
Lab Grade Conductivity/Salinity Probe
66 Reviews
$197.95

$197.95
Temperature Probe
Neptune Systems
Temperature Probe
17 Reviews
$32.95

$32.95
2 Channel Apex to Light Dimming Cable
Neptune Systems
2 Channel Apex to Light Dimming Cable
3 Reviews
$15.95

$15.95
I/O Breakout Box
Neptune Systems
I/O Breakout Box
29 Reviews
$44.95

$44.95
LSM Lunar Simulator Module
Neptune Systems
LSM Lunar Simulator Module
27 Reviews
$69.95

$69.95
VDM LED & Pumps Control Module
Neptune Systems
VDM LED & Pumps Control Module
11 Reviews
$104.95

$104.95
PM2 Salinity Module
Neptune Systems
PM2 Salinity Module
10 Reviews
$89.95

$89.95