Can the relays be scheduled automatically?

Yes, an on-board clock and 24-hour timer allow setting up to 8 time segments per relay.

How is the device programmed?

Programming is achieved by sending specific SMS text commands to the unit's phone number.

3G Version GSM-Auto Double Big Power Relay Output GSM Switch Controller Box

Name: 3G Version GSM-Auto Double Big Power Relay Output GSM Switch Controller Box
Brand: Shanghai Wafer Microelectronics Co., Ltd.
SKU: 805693495

Shanghai, ChinaShanghai Wafer Microelectronics Co., Ltd.

US$200.00

1-9 Sets

US$120.00

10+ Sets

Product profile

Application

Automatic Doors

Battery Type

Aaa Battery

Certification

Model NO.

GSM-AUTO 3G Version

Material

Plastic

Transmission Distance

>100m

Type

GSM

Universal

Voltage

12V

Power Supply

DC12V

Working Band

GSM / 3G / 4G

Output

Double Relay Output

Output Rating

30A/220V

Box Type

Water Proof Box

Signal Transmission

RF Remote Control

Transport Package

Paper Carton

Specification

Trademark

WAFER

Origin

Shanghai

Production Capacity

10000

Key features

Dual Relay Output: Two independent relays with 30A/220V capacity for controlling separate devices.

Multi-Network Support: Compatible with GSM, 3G, and 4G networks for global coverage.

Waterproof Design: Durable water-proof box suitable for outdoor projects.

Customizable Functions: Customized power supply, working band, and output options available.

Secure Caller ID: Supports up to 99 authorized users with white list management.

24-Hour Timer: 8 time segments per relay for automated daily on/off scheduling.

Power Off Alarm: On-board backup battery triggers alarm during power failure.

SMS Control: Control and program relays via SMS text messages.

Company profile

Shanghai Wafer Microelectronics Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: >24h

AI-Powered supplier vetting

SummaryShanghai Wafer Microelectronics Co., Ltd. is a trading company and manufacturer based in Shanghai, China, specializing in electrical and electronics products such as coin acceptors and GSM management units. The company has a global clientele spanning multiple countries and regions. It emphasizes its advanced technology, strict quality assurance systems, and comprehensive after-sales service. However, specific information regarding certifications, financial credibility, and customization capabilities is lacking.

Supplier typeThe supplier is identified as both a trading company and a manufacturer, with a focus on the electrical and electronics industry.

After-Sales capabilityThe supplier claims to offer the best products and services, supported by a strict QA system and a global customer base.

R&D capabilityThe supplier exhibits innovation through its diverse range of products and application of sensor technology in various fields.

Production capacityThe supplier produces a variety of electronic components and systems for vending machines and GSM applications.

Client casesThe supplier serves a broad customer base across multiple continents, suggesting successful client engagements.