Neptune Systems Trident NP Nitrate & Phosphate Tester – Aquarium Water Tester (No Reagents Included)

Precision Testing with the Neptune Trident NP Aquarium Water Tester

Keep a stable reef system with the Neptune Trident NP Aquarium Water Tester, an automatic solution for monitoring nitrate and phosphate levels in your tank water. This smart device, brought to you by Neptune Systems, gives you consistent readings and sets up with your Apex setup—perfect for enthusiasts who care about tank health and water quality.

Explore more from our aquarium monitoring collection for tools that elevate your reef system.

How the Neptune Trident NP Simplifies Water Quality Control

The Neptune Trident NP delivers precise readings daily without requiring manual testing or clunky kits. It seamlessly fits into your Apex-based ecosystem while actively monitoring two key water parameters.

• Tests nitrate and phosphate levels automatically, once per day

• Fully compatible with Apex Pro, Apex, Apex Jr., Apex EL systems

• Compact footprint fits easily under or beside tanks

• Includes built-in safety alerts to notify of high or low parameters

You’ll also find this unit inside our Controllers and Water Quality categories, where automation meets reliability.

Why the Trident NP Changes the Game for Reefkeepers

Forget test tubes and eyeballing colors. The Neptune Trident NP streamlines your routine and keeps your tank’s chemistry in check.

Key Benefits at a Glance:

• Consistent Accuracy

  • Nitrate range: 0–100 ppm (±1 ppm or ±5% of reading)

  • Phosphate range: 0–2.0 ppm (±0.01 ppm or ±5%)

• Time-Saving Setup

  • Fully plug-and-play in under 10 minutes

  • Guided installation via step-by-step videos

• Real-Time Monitoring

  • Access live readings and historical graphs via Apex Fusion

  • Adjust dosing or maintenance schedules based on trends

• Built-in Alerts

  • Receive Apex Fusion alerts when values go outside your safe zones

  • Respond early to changes before they impact livestock

What Comes with the Neptune Trident NP Kit?

Everything you need (except the reagent kit) is included:

• 1x Trident NP Testing Unit

• 1x 1LINK Cable

• 1x Drip Tray

Note: The required Trident NP Reagent Kit ships separately via ground service only.

Technical Overview of the Trident NP

• Testing Interval: Once daily (manual testing available on demand)

• Water Use Per Test: 1 oz (30 ml)

• Footprint: 9.8” L x 12.4” H x 4.9” D

• Controller Compatibility: Apex Pro, Apex, Apex Jr., Apex EL

Take Full Advantage of Apex Fusion with the Trident NP

Apex Fusion isn’t just convenient—it’s a control center. By pairing the Trident NP with Apex Fusion, reefkeepers can:

• View real-time parameter trends

• Trigger automatic dosing adjustments

• Monitor stability while away from home

• Set safeguard alerts before livestock stress occurs

Frequently Asked Questions About the Neptune Trident NP

A: The Trident NP is designed to automatically test and monitor nitrate and phosphate in your aquarium, which offers daily insights into water stability.

A: Yes, the Trident NP can be set up with A3 Apex models, this includes the Apex Pro, Apex Jr., Apex EL, and the standard Apex controller.

A: No. The reagent kit is sold separately.

A: The Trident NP provides high precision. They are accurate within 1 ppm for phosphate and nitrate readings within 0.01 ppm or 5% of the total measured value.

A: Yes, you can do manual testing in additio to the automatic setup tests.

Stay Ahead of Tank Problems with the Trident NP

Monitor your reef's chemistry before problems arise. The Neptune Trident NP Aquarium Water Tester lets you automate a traditionally tedious task while maintaining accurate control of nitrate and phosphate levels.

• Reef2Reef highlights of the Trident NP
• Water Test Kits and Stirrers to routinely check levels
• Tank Supplements to keep water parameters exceptional
• Chemical and Biological filter media for consistently good water quality

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