Does the transmitter have a low voltage warning?

Yes, it has a self-test function; the light flashes red when voltage is below 2.2V and stops working below 1.8V.

What is the lead time for orders?

The average lead time is one month, regardless of peak or off-peak seasons.

A21-2s Industrial Wireless Remote Control for Bridge Cranes

Name: A21-2s Industrial Wireless Remote Control for Bridge Cranes
Brand: Shaoxing Leitai Machinery Co., Ltd.
SKU: 899623895

Zhejiang, ChinaShaoxing Leitai Machinery Co., Ltd.

US$24.00-28.00

1 Set

Product profile

Customization

Available

Type

Single

Certification

ISO9001, CE

Model NO.

A21-2S

Operation

Remote ON / OFF

Frequency

430-440MHz

Distance

500m

Encoding Quantity

32bit(4300000000)

Protection Class

IP65

Shell Material

ABS

Supply Voltage

36V/220V/380VAC 50/60Hz DC12V DC24V

Transport Package

Carton

Trademark

LEITAI

Origin

China

HS Code

8526920000

Production Capacity

100000 Sets Per Year

Key features

IP65 Protection Class: Receiver shell offers dust and water resistance for harsh industrial environments.

500m Control Distance: Ensures reliable wireless operation over long ranges for bridge cranes.

32-bit Security Code: Provides 4.3 billion unique non-repeating codes to prevent signal interference.

Reinforced Nylon Shell: Material resists acid corrosion, high/low temperatures, and physical impact.

Emergency Stop Function: Features a mushroom head button for immediate safety shutdown.

Voltage Self-Test: Red light flash warning at 2.2V; system stops working below 1.8V.

Wide Voltage Support: Receiver accepts AC 36V-440V and DC 12V-24V based on customer needs.

High Sensitivity Receiver: Reception sensitivity reaches -121dBm for stable signal persistence.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Shaoxing Leitai Machinery Co., Ltd.

Zhejiang, China

Business Type: Trading CompanyExport Year: 2020-02-25Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryShaoxing Leitai Machinery Co., Ltd. is a China-based trading company focused on wholesale and retail of mechanical equipment, accessories, hardware, electrical appliances, metal products, and steel products. It reports in-stock service capacity, broad customization options, and customer support covering presale technical support, after-sale maintenance, spare parts, and customized solutions. However, the available information shows no OEM service for popular brands, no SDK, one R&D engineer, no new products launched in the past year, no R&D patents, and no auditable R&D documentation. It has no overseas agents or branches, overseas warehouse, showroom, or stated overseas service countries, although exports represent 90% of total sales. Financial credibility, certifications, production capability, and customer cases cannot be fully assessed from the provided information.

Supplier typeThe supplier is identified as Shaoxing Leitai Machinery Co., Ltd., a China-based limited trading company located in Shangyu District, Shaoxing, Zhejiang. Its stated business scope centers on wholesale and retail of machinery, accessories, hardware, electrical appliances, metal products, and steel products rather than explicitly described manufacturing.

After-Sales capabilityThe supplier states that it provides presale technical support, after-sale maintenance, spare-parts support, and customized solutions. It also reports in-stock service capacity, but has no overseas agents or branches, no overseas warehouse or showroom, and no stated overseas service countries, which limits evidence of international service coverage.

R&D capabilityInnovation evidence is weak: the supplier has one R&D engineer, launched no new products in the past year, holds no stated patents, has no available SDK, and lacks R&D design-input, output, review, verification, and validation documents for audit. CAD capability is reported, but it does not offset the explicitly stated limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and describes customized solutions as part of its customer support. This supports a broad stated customization offering, although the information does not quantify execution capacity.