Thetford SmartTote Term Adapter — 40540 Compact RV waste-tank connector, leak‑resistant fit

The Thetford 40540 Term Adapter securely links your SmartTote portable waste tank to compatible RV plumbing for leak-free transfers.

Thetford’s 40540 Term Adapter is a compact, purpose-built coupling that makes connecting a SmartTote portable waste tank simple, stable, and reliable. Crafted to fit the SmartTote system and made with durable materials, this adapter helps reduce spills and keeps hose connections snug during transport and dumping. It’s a low-profile accessory that’s easy to install and store in your RV or camping gear kit.

How does the adapter improve dumping and transfers?

This adapter creates a tight, purpose-matched junction between the SmartTote tank outlet and standard RV fittings, minimizing leaks and drips while you empty the tank. Its design encourages smooth flow and reduces the need for awkward handling.

• Provides a secure fit for the SmartTote outlet to prevent leaks
• Reduces splashback and mess during transfers
• Stable connection helps when maneuvering the tank to service points
• Quick to attach and detach for fast setup

What are the physical dimensions and build details?

Thetford supplies this adapter in a compact package that’s easy to store and transport. The product is manufactured to practical size and weight tolerances and offers the durability expected for outdoor and RV use.

• Retail package measures approximately 7.6 x 10.2 x 10.8 cm for compact storage
• Shipping/packed weight around 4.95 lbs, reflecting protective packaging
• Constructed for regular RV accessory use and long-term simplicity
• Manufactured in China under Thetford quality standards

Is the adapter compatible with my equipment and easy to install?

The adapter is designed specifically for Thetford SmartTote portable waste tanks and common RV sewer fittings. Installation is straightforward: align, push or twist as required by your SmartTote model, and verify the snug seal before moving the tank.

• Engineered for compatibility with SmartTote tank outlets
• No special tools needed — hand-installable in seconds
• Works with standard RV sewer hose setups when used with the SmartTote
• Compact form factor stores easily in tank compartments or accessory bins

Who is this for? This Thetford 40540 Term Adapter is ideal for RV owners, campervan travelers, and anyone using a SmartTote portable waste tank who wants a cleaner, more secure connection during emptying. It’s suited for people who value straightforward, reliable accessories that save time and reduce mess on service days. If you camp frequently, use shared dump stations, or simply prefer tidy transfers, this small adapter provides practical benefits with minimal fuss.