Does Bedford offer OEM or ODM services?

Yes, Bedford provides OEM and ODM services, including customization from samples, designs, full customization, and flexible customization.

What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 10 PCS.

3phase General Inverter

Name: Bedford AC - AC 220V/380V 1phase /3phase General Inverter
Brand: GUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.
SKU: 741134905

Guangdong, ChinaGUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.

US$113.00

10 Pieces

Product profile

Customization

Available

Application

All

Nature of Source Flow

Passive inverter

Model NO.

B503D

Certification

ISO9001, CE, ISO9001,14001,45001

Output Power

>750W

Brand

Bedford

Grid Type

off-Grid Inverter

Output Type

Triple

Circuit Topologies

Full-Bridge Type

Nature of Wave String

Square Wave Inverter

Type

AC/AC

Place of Origin

Guangdong, China

Brand Name

Bedford

Model Number

B503D

Size

Depend on Size

Input Voltage

220V / 380V, 1pH / 3pH

Output Frequency

0 ~ 600 Hz

Control Method

Sensorless Vector, V/F

Color

Blue

Output Voltage

0 ~ Rated Input Voltage

Output Current

4.5A ~ 1050A

Phase

Single or Triple

Power Source

Electric Power

Communication

RS485

Multi-Speed Stpes

16 Multi-Speed Steps

Transport Package

Wooden Case

Specification

0.75KW-630KW

Trademark

BEDFORD

Origin

Guangzhou

Production Capacity

50000PCS/Year

Key features

DSP Control System: Adopts DSP control system with sensorless vector control (SVC) and V/F control for superior performance.

High Overload Capacity: Supports 150% rated current for 60s and 180% for 10s, ensuring robust operation under heavy loads.

Wide Power Range: Covers 0.75KW to 630KW across single-phase 220V and three-phase 220V/380V input options.

Comprehensive Protections: Features up to 25 fault protections including over current, voltage, heat, and phase failure.

Flexible Control Methods: Supports keypad, analog input, serial communication, multi-step speed, and PID control.

28 Years Experience: Backed by 28 years of professional power inverter export and 18 years of manufacturing experience.

Global Certifications: Certified with CE, ISO 9001, ISO 14001, and ISO 45001 for quality and safety standards.

Company profile

Importers and ExportersSelf-brandedPatents AwardedExhibition Experience

GUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Shenzhen Port, Foshan Port, Guangzhou PortAverage Response Time: ≤8.86h

AI-Powered supplier vetting

SummaryThe supplier presents capabilities in technical development, OEM/ODM production, customization, and 3D software design. It holds ISO9001:2015, ISO14001, and ISO45001:2018 certifications, with RoHS and CE product certification capabilities. Service coverage includes training, repair, debugging, installation, and maintenance, but no overseas warehouses, showrooms, agents, or branches are reported. Production-related evidence includes assembly and testing equipment, documented finished-product inspection, and one-month average lead times in both peak and off-season periods. Financial records are identified for 2020–2022, but no financial results are provided. Innovation evidence is mixed: SDK availability and customization are reported, while no new product was developed in the past year. No specific customer cases are disclosed.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates, while the sustainability record also lists ISO14001 and ISO45001:2018. It additionally reports RoHS and CE product certification capability, providing explicit evidence of quality, environmental, occupational health and safety, and product-compliance credentials.

After-Sales capabilityReported overseas service offerings include training, repair, debugging, equipment installation, and maintenance, and the supplier has participated in the Canton Fair. However, it reports no overseas warehouse, showroom, overseas agent, or branch, which may limit local service infrastructure.

Production capacityProduction-related infrastructure includes an assembling line, automatic tester, terminal crimping machine, wire stripping machine, and test platform. Finished-product inspection instructions are documented and uniformly followed, service capability is supported by written procedures and records, and average lead time is reported as one month in both peak and off-season.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full, minor, and flexible customization, as well as 3D software design, OEM, and ODM services. It also states that it can develop special electric products to meet customer requirements, providing strong direct evidence of customization capability.

Product Q&A

Q:What control methods does the B503 series inverter support?

The inverter adopts a DSP control system supplying sensorless vector control (SVC) and V/F control, offering superior performance compared to standard V/F control.

Q:What is the overload capacity of the inverter?

It supports 150% of rated current for 60 seconds and 180% of rated current for 10 seconds.

Q:What are the available input voltage and power ranges?

Options include Single phase 220V Input (0.75KW ~ 2.2KW), Three phase 220V Input (3.7KW~55KW), and Three phase 380V Input (0.75KW ~ 630KW).

Q:What protections are included in the inverter?

The device features up to 25 fault protections, including Over Current, Over Voltage, Under Voltage, Overheat, Phase Failure, and Overload.

Q:What are the typical applications for this inverter?

It is widely applied to textile machinery, plastic machinery, light industry, pharmacy machinery, fans, water pumps, and air compressors.