High-Performance Hydraulic Torque Wrench Pump for Auto Wrenches

Product Description

Product Description

SP304 series - Hydraulic wrench special electric pump

High-efficiency triple-stage flow pressure design perfectly simulates manual operation,achieving fastlight load,slow heavy load,and more precise bolt preloading.
Standard configuration drives two hydraulic wrenches simultaneously (can also be configured to drive four hydraulic wrenchessimultaneously)
Aluminum-titanium alloy pump body, light weight, easy to carry.
Adjust the output pressure freely within the range of 40 to 700 bar.
Brushless high-power motor, easy to maintain,long lifespan, equipped with a start capacitor, can start under load,simpler operation.

EMP204 series - Hydraulic wrench double-stage pump
Use a standard sliding valve for smooth direction switching and good versatility.
Two-stage pressure and flow design, with automatic switching between two output flow rates.
* The pump station is made of aluminum-titanium alloy, lightweight and portable.
Brushless high-power motor,easy to maintain, long service life.
High-perfomance heat exchanger; the fan automatically starts when the oil temperaturereaches 35C,ensuring continuous operation for extended periods.
Automatic shutdown after 30 seconds ofinactivity
The electric control box uses integrated circuits and can be used with hydraulic cylinders,wrenches, hydraulic pliers, and other hydraulic tools.

Specification

Model	Tool material code	Output port	Power parameters	Working pressure (MPa)	Flow rate (L/min)	Oil tank volume (L)	Dimensions (LxWxH) (m)	Reference weight(KG)
				High-Midium-Low	High-Midium-Low
EMP304-2	41.304.001.002	4X1/4 NPT	220V/1.1KW	70-32-6	0.8-1.6-8	7.6	400x330x420	27
EMP304-4	41.304.001.004	8X1/4 NPT	220V/1.1KW	70-32-6	0.8-1.6-8	7.6	400x330x420	27.5

Packaging & Shipping

Packaging

Shipping 

Paper Carton packaging
Wooden Carton packaging
Customized packaging

Express delivery transportation
Automobile transportation
Railway transportation
Maritime transportation
Air transport

Company Profile

Pingyuan Jinhong Precision Machinery Co., Ltd. specializes in manufacturing mechanical precision equipment (such as tool holders, clamps, bench clamps, rotary centers, etc.) and hydraulic tools specifically designed for large-scale projects (such as torque wrenches, hydraulic pumps, professional pullers, etc.). The company was established in May 2015, and its factory is located in Pingyuan County, Dezhou City, Shandong Province. The company has a group of high-quality management and technical personnel (including 1 senior engineer and 1 engineer). Advanced processing equipment, precise testing equipment, perfect processing techniques, professional manufacturing processes, and strict on-site management. Our factory has always adhered to the principle of quality first, customer supreme and credibility as the foundation. With the goal of building a well-known brand of CNC tool products in China, we will constantly achieve self-development, self-improvement and self-transcendence, and spare no effort to create a first-class enterprise.
Company Philosophy: Professionalism and dedication, innovation and pioneering, honest operation, and pursuit of excellence
Company Mission: Endless pursuit, maximizing the value of every raw material
Company Vision: Keep pace with The Times, achieve sustainable business development, and grow into a globally competitive CNC tool brand
Value system: Win trust through quality, enhance value through brand, sincerely hope to establish close business relations with domestic and foreign customers, jointly develop mutual economic cooperation and enhance friendship.

FAQ

1) When can I get the price?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
2) What is your products range?
CNC tool holders (JIS-B6339 standard, DIN69871 standard, ANSI/AMSE B5.50 standard, DIN69893 standard, tool holders for engraving and milling machines, etc.); elastic collet (ER collet, SK high-speed collet, back-pull collet); rivets, live centers; nuts, et
3) How long can I expect to get the sample?
After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.
4) How long does the whole procedure being worked out?
After you place an order, the production handling time is about 20 days. We need 5 days to prepare all the stuff then 15 days for manufacturing.
5) What about the transportation and delivery date?
Normally we use shipment to transport the goods. It is about 25-40 days. It also depends on which country and port you are in. It could be shorter if you need to send the goods like Asian. If there are some emergencies we can send the goods via air express, as long as you afford the traffic expense.
6) Are you a trading company or manufacturer?
We are a professional manufacturer. 
7) Where is your factory located?
We are located in Pingyuan County, Dezhou City, Shandong Province.
8) How about your stock?
We have large quantity products in stock, regular types and sizes are all in stock.
9) Is free shipping possible?
We don't offer a free shipping service. We can have a discount if you buy a large number of products.

update 2026/6/22