Where Modern Design Meets Reef Performance

Experience premium reef keeping in a compact footprint with the Eshopps White Mariner M40 Rimless Reef Aquarium System. Designed for hobbyists who demand exceptional craftsmanship, the Mariner M40 combines ultra-clear low iron glass, a modern rimless design, a marine-grade cabinet, and a professionally designed sump into one complete reef-ready system.

Perfect as a first reef aquarium or an elegant display for experienced hobbyists, the Mariner M40 delivers the same premium engineering found throughout the entire Mariner lineup while fitting comfortably into apartments, offices, or smaller living spaces.

Built with 10mm ultra-low iron glass, premium German WACKER® silicone, and a durable marine-grade stand, every component is engineered for long-term reliability. The included acrylic sump and pre-plumbed overflow simplify installation while providing quiet, efficient filtration from day one.

Features

• Complete reef-ready aquarium system
• 40-gallon display aquarium
• 54-gallon total system water volume
• Crystal-clear 10mm ultra-low iron glass
• Rimless contemporary design
• Marine-grade cabinet in White
• Included acrylic sump
• Quiet overflow system
• Imperial plumbing for easy installation
• Premium German WACKER® silicone construction
• Reef-ready overflow
• Modern furniture-quality appearance
• Backed by a 4-Year Manufacturer Warranty

Specifications

• Display Volume: 40 Gallons
• Total System Volume: 54 Gallons
• Dimensions: 30" × 18" × 17"
• Glass Thickness: 10mm
• Glass Type: Ultra Low Iron
• Stand Finish: White
• Included Sump: Yes
• Overflow: Integrated
• Plumbing: Included

What's Included

• Mariner M40 Rimless Aquarium
• White Marine-Grade Cabinet
• Acrylic Sump
• Overflow System
• Complete Plumbing Kit

Lighting, pumps, skimmer, heater, rock, sand, and livestock are sold separately.

Perfect For

• Reef Aquariums
• Mixed Reefs
• SPS Systems
• LPS Systems
• Soft Coral Aquariums
• Apartments
• Offices
• Beginner & Advanced Hobbyists

Why Shop with Infinity and Beyond Aquatics?

At Infinity and Beyond Aquatics, we carefully select premium aquarium systems built to provide years of reliable performance. Whether you're starting your first reef or upgrading your dream aquarium, we're here to help every step of the way.

When you shop with us, you'll receive:

• Genuine manufacturer-authorized products
• Competitive pricing
• Family-owned small business service
• Expert aquarium support
• Secure online checkout
• Carefully coordinated freight delivery

Freight Shipping Information

Freight Shipping Required

This aquarium ships securely on a pallet via freight carrier to help ensure it arrives safely.

• Freight carrier delivery
• Signature required upon delivery
• Please inspect your shipment before signing
• Processing typically takes 1–3 business days
• Tracking information will be provided once your order ships

Some destinations may require additional delivery time depending on carrier scheduling.