RED SEA RRS40367 Aquarium Pump Outlet 730773403677

( Brand: Red Sea ), ( Manufacturer Part Number: RRS40367 ), ( Part Type: Pump ), ( Country Of Origin: China ), ( UPC: 730773403677 )

Review RED SEA Max S series Aquarium Replacement Main Pump Outlet Assembly 40367

The **Sea S-Series RRS40367 Aquarium Pump** is a high-performance, energy-efficient circulation solution designed to deliver precise and reliable water movement for both freshwater and saltwater aquariums. Engineered with Sea s signature attention to detail, this pump features a robust **40367 series** motor housed in a durable, corrosion-resistant casing, ensuring long-term durability even in the most demanding aquatic environments. Its **S-Series** designation underscores its advanced design, incorporating a **low-noise, high-efficiency impeller system** that maximizes flow while minimizing turbulence, making it ideal for maintaining optimal water circulation, oxygenation, and nutrient distribution across large tanks. The pump s **adjustable flow rate** allows aquarists to fine-tune water movement to suit specific tank requirements, whether for gentle driftwood movement in a planted setup or vigorous surface agitation in a reef system. Built with **high-grade materials**, including a **stainless steel shaft** and **ceramic bearings**, the RRS40367 is engineered to resist wear and corrosion, extending its lifespan and ensuring consistent performance over years of use. Its **compact yet sturdy design** makes it versatile for both in-line and direct tank installations, while the **easy-to-read flow control knob** provides intuitive adjustments for effortless customization. Whether used in a **sump system, protein skimmer, or direct tank circulation**, this pump excels in maintaining stable water parameters, reducing dead spots, and promoting a healthier, more dynamic aquatic ecosystem. Backed by Sea s reputation for innovation and reliability, the RRS40367 is a premium choice for aquarists seeking a quiet, efficient, and long-lasting solution for their aquarium s circulation needs.

The **Sea S-Series RRS40367** is a popular aquarium powerhead designed for medium to large systems, offering both circulation and filtration capabilities. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of the Sea S-Series RRS40367**

1. **Strong Flow Rate**: The pump delivers a robust flow rate of **400 GPH (1513 L/H)**, making it suitable for tanks ranging from **30 to 100 gallons (113 to 378 liters)**. This ensures efficient water movement, which helps with oxygenation, nutrient distribution, and preventing stagnation.

2. **Adjustable Flow Control**: The built-in flow adjustment knob allows users to fine-tune the output, which is useful for balancing flow in multi-pump setups or for reducing turbulence in sensitive environments (e.g., live rock or SPS coral setups).

3. **Durable Construction**: Sea (a brand under Aquarium Co-Op) is known for high-quality, corrosion-resistant materials. The RRS40367 features a **stainless steel impeller and housing**, which enhances longevity, especially in saltwater applications where corrosion is a concern.

4. **Quiet Operation**: Compared to some other powerheads, this model operates relatively quietly, which is beneficial for tanks with sensitive inhabitants or where noise is a consideration.

5. **Easy Installation**: The pump comes with a **36-inch (91 cm) hose**, which provides flexibility in placement. The mounting bracket is sturdy, and the design is straightforward for DIY installation.

6. **Energy Efficiency**: As a **direct-drive pump**, it is generally more efficient than older magnetic-drive models, consuming less power while maintaining strong performance.

7. **Compatibility with Filtration**: The pump can be used as part of a **sump or overflow system**, making it versatile for both direct filtration and recirculation setups.

8. **Positive Displacement Design**: The impeller design helps prevent airlocks, which can be an issue in some powerheads, ensuring consistent flow even when partially submerged.

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### **Cons of the Sea S-Series RRS40367**

1. **Price**: The pump is **more expensive** than some basic powerheads (e.g., generic or lower-end brands). For a **400 GPH pump**, prices typically range from **$80 to $120**, depending on retailer and sales.

2. **Limited Adjustability Range**: While the flow control knob is useful, some users may find that the adjustment range is **not as fine-tuned** as higher-end models (e.g., AquaLogic or Eheim). This could be a drawback for precise flow requirements.

3. **Hose Length May Be Insufficient**: The **36-inch hose** is standard, but for larger tanks or complex setups, users may need to **extend it**, which requires additional tubing and fittings.

4. **No Built-in Filter Media**: Unlike some all-in-one powerheads (e.g., Eheim PowerEasys), this model does **not include filter media**, so users must purchase separate filtration components if needed.

5. **Saltwater Corrosion Risk Over Time**: While the materials are corrosion-resistant, **prolonged exposure to saltwater** (especially in poorly maintained systems) can still lead to wear on seals or internal components. Regular maintenance is recommended.

6. **Not Ideal for Very Small Tanks**: For tanks **under 30 gallons (113 liters)**, the flow rate may be **excessive**, leading to unnecessary turbulence or stress on delicate inhabitants.

7. **Limited Brand Support**: While Sea is a reputable brand, some users report **slower customer service responses** compared to larger manufacturers like Eheim or AquaLogic.

8. **Potential for Clogging**: Like all powerheads, this model can **clog** if debris enters the impeller. Regular cleaning is necessary to maintain performance.

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### **Conclusion**

The **Sea S-Series RRS40367** is a **high-quality, reliable powerhead** that excels in **saltwater and freshwater applications** for medium to large tanks. Its **strong flow, durability, and adjustability** make it a solid choice for aquarists who prioritize performance and longevity. However, its **higher cost and limited fine-tuning** may not justify the purchase for those on a tight budget or with very specific flow requirements.

If you need a **versatile, durable powerhead** for a **30-100 gallon (113-378 liter) tank** and can invest in a **premium product**, this is an excellent option. For smaller tanks or those seeking **more budget-friendly alternatives**, lower-end powerheads (e.g., AquaLogic 400 GPH) or multi-pump setups might be preferable.

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### **Recommendation**

- You have a **30-100 gallon (113-378 liter) tank** (freshwater or saltwater).

- You need **reliable, strong circulation** with **adjustable flow**.

- You prioritize **durability and corrosion resistance**.

- You are willing to **pay a premium** for a high-quality, long-lasting powerhead.

- You have a **smaller tank (under 30 gallons)** and need a gentler flow.

- You are on a **tight budget** and can find a comparable (but less durable) powerhead for less.

- You require **more precise flow control** than what this model offers.

- You prefer **brands with faster customer support** (e.g., Eheim, AquaLogic).

**Final Verdict:** The **Sea S-Series RRS40367 is one of the best mid-range powerheads** available, offering a **strong balance of performance, reliability, and adjustability**. For most aquarists in the target size range, it is a **highly recommended purchase**.

Details:

Red Sea Max S-Series Replacement Main Pump Outlet Assembly for the Aquariums. Red Sea Part # 40367.

part #: rrs40367 price

• $17.98

specifications fishpumpswater:

• brand: Red Sea
• mpn: Rrs40367
• part type: Pump
• country of origin: China
• upc: 730773403677

returns fishpumpswater:

• paid by: Buyer
• policy: Returns Accepted
• time: 60 Days
• method: Money back

offer fishpumpswater:

• started: May 29, 2026
• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home
• best offers: True

payments fishpumpswater:

• other
• wallet: Apple-pay
• cRedit card: Visa

general fishpumpswater:

• Pet Supplies > Fish Aquariums > Pumps Water
• condition: New

shipping fishpumpswater:

• class: Freight
• service: Flat Rate Freight
• type: Fixed
• cost: $0.00

seller fishpumpswater:

• # reviews: 104
• city: Tempe, Arizona
• rating: 100.0%

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