Neptune Systems – MPR Magnetic Probe Rack
Overview
Keep your Apex probes secure, organized, and in proper position with the Neptune Systems MPR (Magnetic Probe Rack). Designed specifically for use with Apex monitoring systems, this acrylic rack uses powerful neodymium magnets to hold up to four probes in place—preventing floating, drifting, or inaccurate readings.
Key Features
- Holds Up to 4 Probes – Supports pH, ORP, salinity, and oversized temperature probes
- Oversized Slot for Temp Probe – Designed to fit larger Neptune temperature probes
- Strong Neodymium Magnets – Secure hold on glass or acrylic surfaces up to ½" thick
- Durable Acrylic Build – High-quality construction for long-term use
- Prevents Probe Drift – Ensures accurate, consistent readings by keeping sensors submerged
Specifications
- Dimensions: 4" L x 2.5" D (with screws fully backed out)
- Max Glass Thickness: 0.5"
Installation
Place the rack inside your sump or tank and align the magnetic backplate externally. No suction cups or clamps required. Ideal for any aquarist using Neptune probes who wants a cleaner, more secure monitoring setup.
We totally understand that plans change! You can modify or cancel your order as long as it hasn’t been shipped yet. Just call or email us right away - our team will confirm if we can catch it before it leaves our facility.
If your order is already in transit, you’ll need to request a return once it arrives. Keep in mind that some items, like aquariums and livestock, can’t be returned.
For full terms, please refer to our Refund & Return Policy.
Placing an order is simple - just add your item to the cart & complete the checkout process online. Once your order is confirmed, we'll reach out to you directly to schedule a local pick-up appointment at our facility.
* All local pick-ups are by appointment only *
Order processing typically takes 1-2 business days for products that are in stock or readily available through our network of distributors. Some products, however, are fulfilled on demand directly from our distributors, which can slightly extend processing and delivery times depending on availability and location.
Rest assured - we always work to get your order shipped as quickly as possible.
If you’d like to confirm availability or request an ETA before placing your order, you’re always welcome to call or email us.