Can the voltage protection levels be adjusted?

Yes, under-voltage protection is adjustable (140-210V) and over-voltage is adjustable (230-300V).

What types of appliances can this protector be used for?

It is suitable for air conditioners, large fridges/freezers, whole offices/homes, and direct wired equipment.

Does the device protect against power-back surges?

Yes, it combines protection against over-voltage, under-voltage, power-back surges, and spikes.

AVS30 30A Power Surge Protector Voltage Guard

Name: AVS30 30A Power Surge Protector Voltage Guard
Brand: Wenzhou Weilan Electric Co., Ltd.
SKU: 2082612615

Zhejiang, ChinaWenzhou Weilan Electric Co., Ltd.

US$9.50

5 Pieces

Sample price:US$9.50/piece.Request sample

Product profile

Customization

Available

Current Type

Phase

Single Phase

Model NO.

AVS30D

Frequency Characteristics

Low Frequency

Usage

Protect Household Electrical Appliances

Frequency

Low Frequency

Size

Medium

Power Source

Switching Regulated Power Supply

Application Range

Industrial and Mining Enterprises

Nominal Voltage

230V

Current Rating

30AMPS

Product Frequency

50/60Hz

Spike Protection

160 Joules

Mains Max Spikesurge

6.5ka

Transport Package

Regular Export Packaging

Specification

1PCS/BOX

Trademark

WZAZURE /OEM

Origin

Zhejiang, China

Key features

Comprehensive Protection: Protects against over-voltage, under-voltage, power-back surges, and spikes.

Adjustable Voltage Settings: Under-voltage (140-210V) and over-voltage (230-300V) protection are adjustable.

Customizable Delay Time: Reset-able delay time from 5 seconds to 10 minutes to prevent repeated switching.

High-Speed Response: Ultra-fast response time of less than 10 nanoseconds for immediate protection.

Durable Construction: Shell made of ABS with optional fire-proof PC; metal parts are 100% copper.

Versatile Application: Suitable for air conditioners, large fridges, offices, homes, and direct wired equipment.

Voltage Monitoring: Features real-time monitoring of voltage state to ensure appliance safety.

Flexible Customization: Supports OEM/ODM, customization from samples/designs, and minor adjustments.

Company profile

Patents AwardedFast DeliveryCustomization from SamplesOEM Services

Wenzhou Weilan Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤7.27h

AI-Powered supplier vetting

SummaryWenzhou Weilan Electric Co., Ltd. is a China-based trading company established in 2017 with three employees, offering distribution boxes, transparent protective window covers, and circuit breakers. It demonstrates professional technical, 3D design, SDK, ODM, OEM, and broad customization capabilities. Service procedures for corrective actions and customer complaints are documented and followed, while inventory capability is confirmed. However, evidence also shows no overseas warehouse, showroom, agent or branch, offline trade-show participation, or new products during the past year. Production capacity, manufacturing contracts, quality assurance, raw-material traceability, certification holding, and overseas service coverage remain unverified. The supplier has exported for six years, with exports representing 41%–50% of total sales, and can quote under FOB, CIF, CFR, and EXW terms. An environmental impact assessment report is absent, although regular fire drills were conducted during the past year. Audit...

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and it confirms in-stock service capability. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, limiting demonstrated international after-sales reach.

R&D capabilityThe supplier is identified as a professional technical supplier with 3D software design capability and an available SDK, and it offers ODM services. Nevertheless, it reported no new products during the past year, so the evidence supports technical development capability but not recent product innovation.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also provides 3D software design services, directly supporting broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one type of customer engagement. However, no customer names, project details, product quantities, or verifiable case documentation are provided.