Products Description
High-Pressure Cleaning Pump | Electric-Driven Brass Triplex Plunger Pump Assembly for Commercial & Industrial Pressure Washers
Machined Brass Manifold with Integrated Adjustable Unloader Valve, Clear Valve Inspection Windows, Threaded Inlet/Outlet Ports & Steel Mounting Base
High press cleaning pump
This brass triplex plunger pump is the pressure-generating core of a commercial-grade electric pressure washer - the component that takes low-pressure supply water and delivers it at high pressure to the spray gun for vehicle washing, building facade cleaning, equipment degreasing, and industrial surface preparation. The pump head is machined from solid brass billet or precision-cast brass, chosen over aluminum for its superior resistance to cavitation erosion, chemical corrosion from cleaning detergents, and the dezincification that plagues lower-grade brass alloys in continuous water service.This bypass protection prevents the pump from instantly overheating and destroying its seals when the operator stops spraying - the most common cause of premature pump failure on pressure washers without unloader protection.Clear glass-faced valve inspection windows on each of the three plunger chambers are a distinctive feature of this pump design.
Technical Profiles & Materials
Steel Base Plate & Electric Drive - Rigid Motor-Coupled Mounting：
The black steel base plate with pre-drilled mounting holes provides a flat, rigid surface for bolting the pump to a pressure washer frame, equipment skid, or mobile cart. The thick black electrical cable entering from the left indicates a directly coupled or close-coupled electric motor drive - the motor is mounted adjacent to the pump and drives the crankshaft through a flexible coupling or direct shaft connection.
Machined Brass Manifold - Cavitation & Corrosion Resistance：
The pump head body is manufactured from high-grade brass (typically C37700 or equivalent forging brass), precision-machined at the valve seats, plunger bores, and sealing surfaces. Brass is the preferred material for commercial pressure washer pumps because it resists cavitation erosion - the microscopic surface pitting caused by vapor bubbles collapsing against the metal when the pump momentarily starves for water on the intake stroke. Aluminum pump heads subjected to the same cavitation conditions develop deep erosion pits within months.
Technical Specifications
| ITEM | DETAILS |
| Type | Electric-Driven Brass Triplex Plunger Pump - Complete Pump Head Assembly |
| Application | Commercial & industrial cold-water high-pressure cleaning: vehicle wash, building facade cleaning, equipment degreasing, surface preparation, car wash bays & mobile pressure washer units |
| Code | 1501131 |
| Material | Machined/cast brass manifold body, stainless steel valves & plungers, steel base plate, clear glass/polymer inspection windows |
| Details explanation | Triplex (3-piston) design. Adjustable unloader/pressure regulator valve. Threaded inlet & outlet ports (horizontal). 3 × clear valve inspection windows with retaining rings. Electric motor drive cable. Steel mounting base with pre-drilled bolt holes. |
| Brand Name | SeaSummer |
| Operating Temp | 0 ~ +60 °C (water) |
| Delivery Time | 30 Days |
| Packaging | Cardboard packaging |
Products Application
Stationary Industrial Cleaning Stations&OEM Equipment Build
For equipment manufacturers building custom pressure washer skids, parts washing cabinets, and automated cleaning stations, this pump head provides a complete brass pumping solution in a single bolt-down assembly. The pre-drilled steel base plate simplifies mounting to a fabricated frame, and the threaded inlet/outlet ports accept standard high-pressure fittings without adapters. The electric drive interface allows pairing with a wide range of TEFC or ODP motors depending on the installation environment's power availability (single-phase or three-phase) and hazardous-area classification.
Building Facade & Industrial Surface Cleaning
For cleaning building exteriors, concrete surfaces, graffiti removal, and industrial equipment degreasing, the pump delivers consistent pressure at flow rates suited to rotary surface cleaners, turbo nozzles, and foam cannons. The triplex design's smooth pressure output - with minimal pulsation - is critical for even cleaning: pressure ripple from a duplex or single-piston pump creates visible streak patterns on concrete and masonry that require re-cleaning. The clear valve inspection windows allow facility maintenance teams to perform a 30-second visual check of all three valves at the start of each shift.
Commercial Car Wash & Vehicle Fleet Cleaning
This pump is the pressure-generating core of commercial car wash bays, truck fleet wash stations, and mobile auto-detailing pressure washers. The electric drive allows indoor operation without exhaust fumes, while the adjustable unloader enables the operator to dial pressure up for wheel well and undercarriage cleaning or down for paint-safe body washing. The brass manifold resists the mildly acidic wheel cleaners and alkaline degreasers that are standard in commercial vehicle washing and would corrode an aluminum pump head within a single season of daily use.
Quality and Craftsmanship Details
Products Package
About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
Trusted Partnership Power
YOUR PROFESSIONAL ONE-STOP SOURCE
FOR 10000+ OUALITY PARTS
Verified Factory Excellence
BACKED BY 200+ TRUSTED FACTORY PARTNERS
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FAQ
Q: Are you an impartial industrial components dealer or a direct China water pump factors factory?
A:We are a direct, ISO9001-certified engineering water pump components manufacturing facility and precision fluid-control factor manufacture exporter primarily based in China. We function our personal cleanroom injection molding bays, computerized ultrasonic welding arrays, computerized hydraulic stress check stations, and clean-room packaging lines, passing direct-factory wholesale price financial savings straight to your element procurement margins.
Q: Can your manufacturing unit furnish full certification forms for food-contact or consuming water compliance?
A: Yes, absolutely. For food, beverage, or scientific applications, our manufacturing unit makes use of one hundred percent virgin, un-recycled polypropylene resins accompanied by means of fabric traceability certificates. We mechanically furnish B2B purchasers with complete FDA compliance documentation, NSF-grade compound declarations, and RoHS/REACH chemical protection screening sheets to make certain clean clearance thru worldwide customs.
Q: Do you provide customization picks for distinctly corrosive fluids like sturdy acids or ozone?
A: Yes, we are a thoroughly succesful OEM/ODM supplier. For aggressive chemical or ozone environments, we can improve the 12x26.5mm valve configuration in our factory: substituting the general PP housing with top class PVDF (Fluoropolymer) and changing any steel springs with Hastelloy or whole springless gravity-ball architecture, making sure final chemical resistance.
Q: How do we impervious a pattern batch to execute computerized lifecycle and burst-pressure testing?
A: We relatively inspire complete laboratory contrast earlier than logging mass grant agreements. We can ship a pattern lot of 5-10 gadgets of our inventory 12x26.5mm take a look at valves for assessment (setup costs and DHL/FedEx air freight apply). Once the factors pass by your inner lifecycle verification and a formal wholesale quantity manufacturing contract or container run is locked in, the sampling charges are a hundred percent credited returned to your industrial balance.
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