Infiltrator Water Technologies Logo

IM-540 Tank

IM-540 Logo

The Infiltrator IM-540 is a lightweight strong and durable septic/pump tank. This watertight tank design is offered with Infiltrator’s line of custom-fit risers and heavy-duty lids. Infiltrator injection molded tanks provide a revolutionary improvement in plastic tank design, offering long-term exceptional strength and watertightness.

Do not install the tank in vehicular traffic areas. The tank is designed for non-traffic applications.

All IM-540 tanks are fully assembled and available through our network of certified Infiltrator distributors.

Find a Distributor ›Contact an Expert ›


61.7"W x 64.9"L x 54.6"H
(1567 mm x 1648 mm x 1387 mm)

Access Port
24" (610 mm)

169 lbs (77 kg)

Total Capacity
552 gal (2090 L)

Burial Depth
Minimum 6" (152 mm)
Maximum 48" (1219 mm)


  • Strong injection molded polypropylene construction
  • Lightweight plastic construction and inboard lifting lugs allow for easy delivery and handling
  • Structurally reinforced access ports eliminate distortion during installation and pump-outs
  • Reinforced structural ribbing offers additional strength
  • Can be installed with 6" to 48" of cover
  • Can be pumped dry during pump-outs
  • Suitable for use as a pump tank or rainwater (non-potable) tank
  • No special installation, backfill or water filling procedures are required
  • No special water filling requirements are necessary
  • The tank may be backfilled with suitable native soil. See installation instructions for guidance.

Download the Cutsheet ›

Download the In-Series Cutsheet ›

Installation & Tip Videos ›