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| Product Name | Series | Model | Power (w) | Rated Flow (m³/h) | Rated Head (m) | Max Flow (m³/h) | Max Head (m) | Rated Voltage (V) | Rated Current (A) | Impeller (Stages) | Speed Range (r/min) | Inlet/Outlet Size | Insulation Class | Frequency | Protection Level | Water Temp. Range |
| PM VFD Constant Pressure Pump | YC-S | YC-S-400 | 400 W | 2 m³/h | 23 m | 3.8 m³/h | 45 m | 220 V | 3.1 A | 4 | 1000~5100r/min | DN25 | F | 50Hz/60Hz | IPX4 | ≤95 ℃ |
| YC-S-650 | 650 W | 2.5 m³/h | 35 m | 4.8 m³/h | 55 m | 220 V | 4.7 A | 4 | 1000~5600r/min | DN25 | F | 50Hz/60Hz | IPX4 | ≤95 ℃ |
The YC-S-400 is a PM VFD Constant Pressure Pump in the YC-S series, specialized in maintaining stable water pressure for clean water applications. It has a rated power of 400 W, rated voltage of 220 V, and rated current of 3.1 A. Performance specs: rated flow 2 m³/h, rated head 23 m, maximum flow 3.8 m³/h, maximum head 45 m. It features 4 impeller stages, a wide speed range of 1000~5100 r/min, DN25 inlet/outlet size, F-class insulation, IPX4 protection, and a water temperature limit of ≤95 ℃. Medium requirements: pH 6.5–8.5, solid impurity volume ratio ≤0.1%, particle size ≤0.2 mm.
Its “constant pressure” technology uses PM VFD to adjust speed in real time—if pressure drops (e.g., multiple faucets open), it increases speed; if pressure rises (e.g., faucets close), it slows down. This ensures consistent water pressure for all users.
Precise Constant Pressure: Maintains stable water pressure regardless of flow changes, eliminating sudden pressure drops in showers or uneven faucet flow in multi-user homes.
High-Speed Adaptability: 1000~5100 r/min speed range (wider than many models) handles varying demands—from 2 m³/h rated flow for daily use to 3.8 m³/h max flow for peak times.
Energy & Cost Savings: 30%–50% energy reduction vs. traditional pumps. By only using power needed to maintain pressure, it lowers electricity bills long-term.
Durable & Safe: F-class insulation resists high temperatures (up to 95 ℃ water), while IPX4 protection prevents splashes from damaging the motor. 4 impeller stages enhance pressure stability and wear resistance.
Multi-Story Residential Pressure Maintenance: Ideal for duplex apartments or villas with 2+ floors. It keeps pressure consistent on all floors—no weak flow in upper-floor showers or excessive pressure in lower floors. The constant pressure feature also prevents pipe damage from pressure spikes.
Household Tap Water Pressurization: For homes with low municipal water pressure, it boosts pressure to ensure strong flow in faucets, washing machines, and dishwashers. Its compact DN25 size fits standard residential pipelines.
Hot Water & Solar Circulation: Withstands up to 95 ℃ water, making it suitable for bath club hot water systems or solar water heaters. It circulates warm water evenly, and constant pressure ensures consistent temperature at all outlets.
Under Floor Heating Circulation
Cooling Of Industrial Equipment
Hot Water Facilities For Bath Places/Clubs
Solar Energy Circulation
Air Energy Circulation
Water Supply From The Water Tower
Our Certificate

Packing & Shipping
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PAYMENT T/T,Westem Union,MoneyGram,Paypal

DELIVERY Safe,Fast,and Effective


| Product Name | Series | Model | Power (w) | Rated Flow (m³/h) | Rated Head (m) | Max Flow (m³/h) | Max Head (m) | Rated Voltage (V) | Rated Current (A) | Impeller (Stages) | Speed Range (r/min) | Inlet/Outlet Size | Insulation Class | Frequency | Protection Level | Water Temp. Range |
| PM VFD Constant Pressure Pump | YC-S | YC-S-400 | 400 W | 2 m³/h | 23 m | 3.8 m³/h | 45 m | 220 V | 3.1 A | 4 | 1000~5100r/min | DN25 | F | 50Hz/60Hz | IPX4 | ≤95 ℃ |
| YC-S-650 | 650 W | 2.5 m³/h | 35 m | 4.8 m³/h | 55 m | 220 V | 4.7 A | 4 | 1000~5600r/min | DN25 | F | 50Hz/60Hz | IPX4 | ≤95 ℃ |
The YC-S-400 is a PM VFD Constant Pressure Pump in the YC-S series, specialized in maintaining stable water pressure for clean water applications. It has a rated power of 400 W, rated voltage of 220 V, and rated current of 3.1 A. Performance specs: rated flow 2 m³/h, rated head 23 m, maximum flow 3.8 m³/h, maximum head 45 m. It features 4 impeller stages, a wide speed range of 1000~5100 r/min, DN25 inlet/outlet size, F-class insulation, IPX4 protection, and a water temperature limit of ≤95 ℃. Medium requirements: pH 6.5–8.5, solid impurity volume ratio ≤0.1%, particle size ≤0.2 mm.
Its “constant pressure” technology uses PM VFD to adjust speed in real time—if pressure drops (e.g., multiple faucets open), it increases speed; if pressure rises (e.g., faucets close), it slows down. This ensures consistent water pressure for all users.
Precise Constant Pressure: Maintains stable water pressure regardless of flow changes, eliminating sudden pressure drops in showers or uneven faucet flow in multi-user homes.
High-Speed Adaptability: 1000~5100 r/min speed range (wider than many models) handles varying demands—from 2 m³/h rated flow for daily use to 3.8 m³/h max flow for peak times.
Energy & Cost Savings: 30%–50% energy reduction vs. traditional pumps. By only using power needed to maintain pressure, it lowers electricity bills long-term.
Durable & Safe: F-class insulation resists high temperatures (up to 95 ℃ water), while IPX4 protection prevents splashes from damaging the motor. 4 impeller stages enhance pressure stability and wear resistance.
Multi-Story Residential Pressure Maintenance: Ideal for duplex apartments or villas with 2+ floors. It keeps pressure consistent on all floors—no weak flow in upper-floor showers or excessive pressure in lower floors. The constant pressure feature also prevents pipe damage from pressure spikes.
Household Tap Water Pressurization: For homes with low municipal water pressure, it boosts pressure to ensure strong flow in faucets, washing machines, and dishwashers. Its compact DN25 size fits standard residential pipelines.
Hot Water & Solar Circulation: Withstands up to 95 ℃ water, making it suitable for bath club hot water systems or solar water heaters. It circulates warm water evenly, and constant pressure ensures consistent temperature at all outlets.
Under Floor Heating Circulation
Cooling Of Industrial Equipment
Hot Water Facilities For Bath Places/Clubs
Solar Energy Circulation
Air Energy Circulation
Water Supply From The Water Tower
Our Certificate

Packing & Shipping
|
|
PAYMENT T/T,Westem Union,MoneyGram,Paypal

DELIVERY Safe,Fast,and Effective

