The PetSafe Outlast Pumpless Fountain for Medium-Size Dogs for Indoor Use – 128 oz is an innovative, electricity-free hydration solution that’s ideal for multi-pet households or medium-sized dogs. Its gravity-fed design eliminates the need for a power cord or pump while still promoting constant access to clean, filtered water.
Made with pet-safe, dishwasher-safe materials, this top-rated water fountain for multiple cats and indoor dogs is perfect for pet parents looking for a low-maintenance, quiet, and eco-conscious solution to daily hydration needs. With a large 128-ounce (1 gallon) capacity and a replaceable filter, it ensures your pets always have access to clean, fresh water—without the hassle of wires or noise.
Key Features of the PetSafe Outlast Pumpless Fountain

- 128 oz Capacity (1 Gallon): Ideal for multi-pet homes and medium-sized dog breeds.
- No Pump, No Power Needed: Completely pumpless, making it ultra-quiet and safe from power issues.
- Gravity-Fed Water Flow: Automatically replenishes the bowl from the reservoir as pets drink.
- Replaceable Filter Included: Keeps water tasting and smelling fresh by removing debris and odors.
- Dishwasher-Safe Design: All components are easy to disassemble and clean in the dishwasher.
- BPA-Free Plastic Construction: Durable, pet-safe materials perfect for everyday use.
- Modern, Compact Footprint: Fits easily in kitchens, laundry rooms, or feeding stations.
If you want a cord-free pet water solution with enough capacity for multiple pets, this model delivers both simplicity and performance.
Pros & Cons
Pros | Cons |
---|---|
✔️ No electricity or pump required | ❌ No moving water may not entice all pets |
✔️ 128 oz capacity great for medium dogs & multiple cats | ❌ Not ideal for pets that prefer running water |
✔️ Filter improves water taste and reduces debris | ❌ Needs regular filter replacement |
✔️ Silent operation & dishwasher-safe parts |
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User Experience: Real Feedback from Pet Parents
Pet owners are praising the PetSafe Outlast Pumpless Fountain for being virtually silent, spill-resistant, and ideal for power-conscious households. The biggest highlight? No plugs, cords, or electricity means zero noise and less maintenance compared to electric fountains.
The 128 oz capacity keeps medium dogs or multiple cats hydrated for days, and the clear tank lets owners easily track water levels. The filter system is effective at keeping fur, food crumbs, and pet slobber from making the water unappealing.
Setup takes under 5 minutes—no tools required. Cleaning is straightforward: just disassemble and toss the parts into the dishwasher. Users who previously used pump-style fountains note this model is much easier to maintain, especially in multi-pet households where cleaning needs increase.
While it doesn’t circulate water, many users say their pets adapted quickly and appreciate having consistent access to clean water without the noise or bubbling stream.
Comparison Table: Best Pumpless & Quiet Dog Water Fountains
Feature | PetSafe Outlast Pumpless (128 oz) | PetSafe Healthy Pet Water Station (128 oz) | Catit PIXI Smart Water Fountain |
---|---|---|---|
Capacity | 128 oz | 128 oz | 84 oz |
Power Source | None | None | Plug-in |
Filtration | Yes (replaceable filter) | Optional carbon filter | Triple filtration |
Noise Level | Silent | Silent | Low hum |
Best For | Indoor multi-pet homes | Budget-friendly hydration | Cats who prefer running water |
Dishwasher Safe | Yes | Yes (bowl only) | Yes |
Amazon Link | Buy Now | Buy Now / Read full | Buy Now |
Final Verdict: Is This the Right Fountain for You?
The PetSafe Outlast Pumpless Dog Water Fountain is perfect for pet parents seeking a no-noise, no-power hydration solution. It’s a standout for:
- Multi-pet households
- Medium dog breeds
- Quiet or power-conscious homes
- Pet parents who want easy, hands-off cleaning
If your pets are content with still water and you want to avoid the upkeep of electric fountains, this model is a perfect match.
Rating: 4.1/5 – Simple, smart, and silent hydration
Read more: Best Vacuum for Dog Hair: Ultimate Guide for Pet Owners
Buyer Tips: Make the Most of Your Fountain
- Replace filters every 2–4 weeks for fresh-tasting water.
- Use filtered tap water if you live in a hard water area.
- Clean the tank and bowl weekly, especially with multiple pets.
- Monitor fill levels every few days to ensure pets never run out.
- Position it on a non-slip mat to prevent sliding or spills.
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FAQs
1. Does it use electricity?
Nope! It’s completely pumpless and gravity-fed—no cords, noise, or power bills.
2. How big is the tank?
It holds 128 oz (1 gallon), enough for multi-pet households or medium dogs.
3. Is the water circulated?
No, the fountain is stationary but filtered. It works best for pets who are used to bowl drinking.
4. Can I clean it in the dishwasher?
Yes! All parts (except the filter) are top-rack dishwasher-safe.
5. How often do I need to change the filter?
Every 2–4 weeks depending on pet use and water quality.