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The RSTM420 is a three-phase synchronous electric motor from Rawsun Technology (Shantou) Co., Ltd, engineered for use in electric trucks, buses, and boats. It provides a peak power output of 150 kW at 4,500 rpm and a rated power of 115 kW at 2,000 rpm. The motor runs on a 540 VDC battery system and achieves a stated efficiency of 97.10%, with a peak torque capability of 1,000 N.m and a rated torque of 550 N.m.
This permanent magnet synchronous motor (PMSM) features a star-type winding connection and operates at a frequency of 200 Hz. Its IP67 protection class makes it suitable for deployment in environments subject to dust and water exposure, such as marine applications and all-weather commercial vehicle operations. Typical specifications for this motor class include a peak current of 340 A and an AC voltage of 387 VAC, which are confirmed in the listing data.
The primary buyers for this motor are manufacturers and system integrators in the commercial electric vehicle and marine sectors. It is suited for applications requiring reliable high-torque performance, such as city buses, delivery trucks, and mid-sized electric vessels. Prospective importers should note that details like minimum order quantity, packaging, and warranty are not provided. Engaging directly with Rawsun Technology is necessary to obtain these trade terms and to discuss potential customization.
| Model Number | RSTM420 |
| Motor Type | Synchronous Motor (PMSM) |
| Peak Power | 150 kW |
| Rated Power | 115 kW |
| Peak Torque | 1,000 N.m |
| Rated Torque | 550 N.m |
| Peak Speed | 4,500 rpm |
| Rated Speed | 2,000 rpm |
| DC Bus Voltage | 540 VDC |
| Efficiency | 97.10% |
| Protection Rating | IP67 |
| Frequency | 200 Hz |
| Peak Current | 340 A |
| AC Voltage | 387 VAC |
Rawsun Technology (Shantou) Co., Ltd is located in Shantou, Guangdong Province, China. The company's marketplace profile indicates it is a supplier of electric motors for vehicles and boats, with a product range covering peak power from 50 kW to 200 kW. The listing is associated with a 'harbor' trust tier on the platform, but the response rate is currently shown as 0.00%.
The profile does not provide information on the company's history, scale of operations, or specific customer base. The low response rate metric suggests that initial contact may require patience. Buyers are advised to prepare comprehensive inquiries with all technical questions to maximize the chances of a detailed reply. Verification of the supplier's production facilities and quality management systems is recommended for any significant procurement.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | Contact Supplier |
| Response Rate | New Supplier |
Prior to finalizing your sourcing decision, compile a list of all missing technical details. For the RSTM420, this includes the motor's exact dimensions, weight, shaft specifications, and cooling method. These are fundamental for mechanical and thermal design in your application. Request these specifications in writing from Rawsun Technology to avoid integration issues later.
Negotiate clear commercial terms. Confirm the minimum order quantity for both samples and production batches. Obtain a proforma invoice that details unit price, total cost, packaging method, and production lead time. Agree on payment terms (e.g., T/T, L/C) and shipping terms. If sourcing from Shantou, consider the logistics from their facility to the nearest port.
Implement a quality verification process. Before shipment, ask for a factory test report for your specific motor batch, confirming key parameters like power, torque, and efficiency. For large orders, consider engaging a third-party inspection service to witness the final test and verify the product's condition and packaging. This step is crucial for mitigating risk when importing high-value industrial equipment.
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