Powered by Made-in-China.com
Siemens 6es7521-1bh00-0ab0 S7-1500 Series Industrial PLC Digital Input Module
Hongkong S.A.R., HONG KONG, CHINAHk Ouke Automation Co., Limited
Siemens 6es7521-1bh00-0ab0 S7-1500 Series Industrial PLC Digital Input Module
US$168.00-232.00
1 Piece
Product specifications
Model Number
Product profile
Task
ProgramStructure
CombinationMathematical Model
OtherModel NO.
6ES7521-1BH00-0AB0Signal
OtherFunction
OtherCertification
RoHS, OtherCondition
OriginalCustomized
Non-CustomizedMaterial
OtherProduct Name
PLC Programmable Logic ControllerLead Time
5-7 DaysShipping Terms
All Terms Are AcceptedStock
AvailableCommunication
Other InterfaceTransport Package
OtherSpecification
otherTrademark
SiemensOrigin
GermanyKey features
100% Original Quality: All parts are 100% tested before shipping to ensure original quality.
Fast Delivery Time: Most parts are in stock with a delivery time of 1-2 days.
RoHS Certified: Product meets RoHS certification standards for safety and compliance.
Wide Application Scope: Suitable for power, elevator, steel, glass, and textile industries.
Flexible Payment Terms: Accepts LC, T/T, PayPal, Western Union, and other payment methods.
Secure Packaging: Uses foam paper and cartons, or customized wooden boxes for heavy items.
Global Shipping Options: Supports UPS, DHL, FEDEX, TNT, and EMS for worldwide delivery.
Comprehensive Warranty: Provides 3 months warranty for used items and 1 year for new ones.
Company profile

Hk Ouke Automation Co., LimitedHongkong S.A.R., HONG KONG, CHINA
CertifiedBusiness Type: Trading CompanyExport Year: 2017-08-01Nearest Port: Shenzhen, Guangzhou, HongkongAverage Response Time: ≤2.36hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryThe supplier information presents two apparently different entities: HK Ouke Automation Co., Limited, identified as a Hong Kong trading company established in 2025 with no manufacturing plant area stated, and China Dongguan Yuheng CNC Technology Co., Ltd., identified as a Dongguan-based company offering CNC and industrial automation services. HK Ouke reports a broad automation-component portfolio, compatibility with more than 20 brands, exports representing 51%–70% of sales, and claimed customers in over 50 countries. Yuheng emphasizes pre-sales and after-sales service and lists comparable automation products. Evidence supports trading and distribution capability, international reach, and stated service offerings, but does not establish certifications, manufacturing strength, customization capability, or robust financial credibility. The customer evidence is limited to a claim of over 1,000 businesses and one recorded trade transaction with one named buyer.
Supplier typeHK Ouke Automation Co., Limited is explicitly identified as a trading company, while Yuheng is presented as a CNC technology and industrial automation supplier. The available information supports a trading/distribution-oriented supplier profile rather than a clearly verified manufacturer profile.
After-Sales capabilityYuheng explicitly states that it provides exceptional pre-sales and after-sales service, and the company description claims over 15 years of industry expertise in CNC parts distribution, system repair, and technical services. These statements support an after-sales and repair-service capability, although they are not independently substantiated.
Production capacityHK Ouke is explicitly classified as a trading company and its manufacturing plant area is stated as 0.0. The data therefore do not support in-house manufacturing capability, while Yuheng's supplier profile does not provide verified production capacity.
Client casesHK Ouke claims to serve over 1,000 businesses in more than 50 countries and identifies one buyer in the trade records. However, the available evidence provides no detailed project descriptions, repeat-order history, or independently verifiable case studies.
Product Q&A
Q:What is the warranty period for this PLC module?
A:
We provide a 3-month warranty for used items and a 1-year warranty for new items.
Q:Are the products original and tested?
A:
Yes, all parts are 100% original and 100% tested before shipping.
Q:What is the delivery time for orders?
A:
Most parts are in stock, so the delivery time is usually 1-2 days.
Q:How are the products packaged for shipping?
A:
We use foam paper and cartons for protection, or customized wooden boxes for heavy items.
Q:Which shipping express services are available?
A:
We support UPS, DHL, FEDEX, TNT, and EMS for global shipping.
Send Inquiry
*To:
Hk Ouke Automation Co., Limited
Hk Ouke Automation Co., Limited*Content:
Supplier replies will be sent to your registered email
You may also like
New Original Siemens S7-300 PLC Module for Industrial Automation 6es7313-5bf03-0ab0
US$159.00-199.00
1 Piece(MOQ)
Siemens Simatic PLC 6es7 522-5eh00-0ab0 Simatic S7-1500 Digital Output Module
US$300.00-450.00
1 Piece(MOQ)
One Year Warranty PLC S7-1500 Digital Process Module 6es7552-1AA00-0ab0
US$300.00-700.00
1 Piece(MOQ)
Industrial Siemens S7-1500 PLC Expansion Module for Versatile Applications 6es7540-1ab00-0AA0
US$120.00-300.00
1 Piece(MOQ)
Siemens S7 1200 S7 1500 S7 300 PLC Simatic S7 1200 Digital I/O Sm 1223 Relay Module Siemens 6es7223-1pH32-0xb0
US$150.00-153.00
1 Piece(MOQ)
Siemens 6es7531-7kf00-0ab0 S7-1500 Sm531 8ai Module 16bit Resolution Diagnostic Functions PLC Module
US$980.00-1,000.00
1 Piece(MOQ)
Simatic S7-1500 Analog Output Module 6es7532-5hf00-0ab0 Siemens PLC Unit
US$150.00-250.00
1 Piece(MOQ)
Siemens 6es7531-7kf00-0ab0 S7-1500 Analog Input Module Ai 8X16bit Sm 531 PLC Module
US$980.00-1,000.00
1 Piece(MOQ)
Siemens S7-1500 PLC Module CPU Module Sell Siemens S7-1500 Series All in Stock
US$11.00
1 Piece(MOQ)
Siemens S7-400 Series Communication Central PLC 6dd1606-1ad0 Module
US$289.00-895.00
1 Piece(MOQ)
Siemens Original S7-1500 PLC Module for Industrial Automation System
US$49.00
1 Piece(MOQ)
New Original Siemens 6es7 532-5hf00-0ab0 Simatic S7-1500 Et 200 Series Analogue Output Module
US$1.00-100.00
1 Piece(MOQ)
Siemen S 6es7521-1bl00-0ab0 Simatic S7-1500 Digital Input Module Di 32X24 V DC Hf
US$1,500.00-2,800.00
1 Piece(MOQ)
Simatic S7-1500 PLC Digital Output Module 6es7522-5hh00-0ab0 16 Dq Relay Hf
US$126.00
1 Piece(MOQ)
Siemens S7-1500 Digital Output Module Dq 32X24VDC/0.5A Sm 522 PLC Module
US$980.00-1,000.00
1 Piece(MOQ)
1PCS New S7-1500 6es7521-1bl10-0AA0 Simatic Digital Input Module PLC Digital I/O-Module Hot Sell
US$150.00-250.00
1 Piece(MOQ)
S7-1500 PLC I/O Module 6es7155-5AA01-0ab0 16 Di 16 Do Profinet
US$120.00
1 Piece(MOQ)



















