What materials are used for the outer shell and shaft?

The outer shell, shaft, and bottom are made of stainless steel.

What is the lead time for orders?

Peak season lead time is one month; off-season lead time is within 15 workdays.

What is the water pH range for operation?

The suitable water pH range is 6.5 - 8.0.

Mastra Eg 4 Inch Deep Well Pump Submersible Motor

Name: Mastra Eg 4 Inch Deep Well Pump Submersible Motor
Brand: Guangdong Ruirong Pump Industry Co., Ltd.
SKU: 922029265

Guangdong, ChinaGuangdong Ruirong Pump Industry Co., Ltd.

US$45.00

10 Pieces

Product profile

Customization

Available

Power Source

AC Motor

Starting Mode

Capacitor-start-and-run Single Phase Asynchronous Motor

Model NO.

M95

Speed

High Speed

Function

Driving

Size

4 Inch

Motor Power 1~

0.37 ~ 5.5 Kw

Motor Power 3~

0.55 ~ 9.2 Kw

Type

Oil Cooling

Transport Package

Exporting Packing

Specification

CE, RoHS, CCC, ISO9001: 2000

Trademark

COMARCO

Origin

Guangdong, China

HS Code

84136010

Production Capacity

500, 000 Units/Year

Key features

Stainless Steel Construction: Outer shell, shaft, and bottom made of stainless steel for durability.

IP68 Waterproof Rating: Fully submersible with IP68 protection and max depth of 150 meters.

High Thrust Load Capacity: Swedish bearings handle up to 4500N thrust load for deep well applications.

IEC34-ICE Compliance: Conforms to international IEC34-ICE standards for quality and safety.

Customizable Options: Special scaled products and sizes can be provided as required by customers.

Advanced Motor Protection: Protected by thermal relay with overload trip time less than 10 seconds.

Versatile Voltage Support: Supports Single-phase 220-240V and Three-phase 230-400V at 50Hz.

Patented Technology: Chinese patented product with anti-counterfeit measures and specific patent numbers.

Company profile

Guangdong Ruirong Pump Industry Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2010-01-01Nearest Port: JIANGMEN, SHENZHEN, GUANGZHOUAverage Response Time: ≤6.02hTerms of Payment: LC, T/T, D/P

AI-Powered supplier vetting

SummaryGuangdong Ruirong Pump Industry Co., Ltd. is a China-based foreign joint venture established in 1998, specializing in stainless-steel submersible pumps, motors, sewage pumps, solar pumping systems, and controllers. It reports a 38,000 m² manufacturing plant, 358 employees, more than 10 production lines, and annual outputs of 1,000,000 water pumps, 1,000,000 water pump motors, and 500,000 pump controllers. The supplier holds ISO9001:2015, ISO45001:2016, CNAS-CE, and China CCC certifications, and reports more than 90 national patents. Its export-sales share is stated as 71%–90%, with exporting activity since 2010. Evidence supports strong production scale, certifications, and product-focused R&D. However, after-sales capability, financial credibility, customization execution, and customer-case depth are not sufficiently documented.

Supplier typeThe supplier is a China-based foreign joint venture and manufacturer specializing in submersible pumps, motors, sewage pumps, solar pumping systems, and related controllers. Its 38,000 m² plant, product-specific manufacturing scope, and stated large production and export base support classification as a specialized industrial pump manufacturer.

CertificationsThe supplier reports ISO9001:2015 quality-management certification and ISO45001:2016 occupational health and safety certification, in addition to CNAS-CE and China CCC certifications. It also states that the company has passed ISO9001 and OHSAS18001 certification, providing explicit evidence of multiple management and product-related certifications.

R&D capabilityThe supplier reports more than 90 national patents, a provincial engineering technology research center, a large submersible-pump testing center, and a product design and development team. It is also described as a national high-tech and Guangdong innovative enterprise, providing explicit support for strong independent R&D and innovation capability.

Production capacityProduction evidence includes a 38,000 m² plant, more than 10 production lines, 31–40 quality-control staff, and stated annual outputs of 1,000,000 water pumps, 1,000,000 water pump motors, and 500,000 pump controllers. The supplier also describes itself as a large production and export base and reports export-sales participation of 71%–90%, indicating substantial manufacturing and export capacity.

Customization capabilityThe supplier offers a broad range of pump configurations, including stainless-steel, 316L, solar-well, sewage, multistage, and controller products, and explicitly welcomes OEM manufacturers. This supports potential product customization, but the slices do not provide details on engineering change processes, minimum order requirements, tooling, or customized-project examples.