Buyers should provide the communication protocol (e.g., PROFINET, Modbus), number of digital or analog channels, signal types (PNP/NPN, voltage/current), required isolation voltage, operating environment, and order volume.
Category market report
I/O Modules
Total suppliers
10K+
Total Chinese suppliers export
$14.8B+
Recommended
High-quality suppliers related to I/O Modules.
Suppliers
Find more suppliers who may be worth contacting.
Top suppliers
Suppliers in this category.
- Transactions
1,376
2018-012023-022026-02Transaction trend for Schneider Beijing Medium & Low Vo
- 2018-01: 19
- 2018-02: 21
- 2018-03: 20
- 2019-01: 83
- 2019-02: 109
- 2019-03: 70
- 2019-04: 179
- 2019-05: 78
- 2019-06: 101
- 2019-07: 1
- 2019-09: 72
- 2019-10: 25
- 2019-11: 24
- 2019-12: 10
- 2020-01: 8
- 2020-03: 1
- 2020-05: 5
- 2020-06: 9
- 2020-07: 2
- 2020-08: 3
- 2020-09: 1
- 2020-11: 2
- 2021-01: 1
- 2021-02: 4
- 2021-04: 3
- 2021-05: 6
- 2021-08: 4
- 2022-07: 2
- 2022-08: 3
- 2022-12: 2
- 2023-02: 1
- 2023-03: 3
- 2023-04: 12
- 2023-05: 3
- 2023-06: 10
- 2023-07: 26
- 2023-08: 3
- 2023-09: 3
- 2023-10: 46
- 2023-11: 11
- 2023-12: 1
- 2024-02: 5
- 2024-03: 179
- 2024-04: 41
- 2024-05: 2
- 2024-06: 121
- 2024-07: 2
- 2024-08: 1
- 2024-09: 3
- 2024-10: 3
- 2024-12: 3
- 2025-02: 2
- 2025-03: 4
- 2025-04: 8
- 2025-07: 3
- 2025-09: 1
- 2025-10: 1
- 2025-11: 5
- 2025-12: 1
- 2026-01: 3
- 2026-02: 1
- Amount
395,247.05
2018-012023-022026-02Amount trend for Schneider Beijing Medium & Low Vo
- 2018-01: 2.4M
- 2018-02: 2M
- 2018-03: 2.7M
- 2019-01: 3.9B
- 2019-02: 346.7K
- 2019-03: 314.5K
- 2019-04: 377.5K
- 2019-05: 331K
- 2019-06: 334.6K
- 2019-07: 8,550
- 2019-09: 80.7K
- 2019-10: 9,608
- 2019-11: 46.1K
- 2019-12: 38.6K
- 2020-01: 716.48
- 2020-03: 239.4
- 2020-05: 1,209.26
- 2020-06: 52.8K
- 2020-07: 118.1K
- 2020-08: 121.3K
- 2020-09: 19.1K
- 2020-11: 143.8K
- 2021-01: 1,756.87
- 2021-02: 3,456.25
- 2021-04: 151.7K
- 2021-05: 349.4K
- 2021-08: 5,894.37
- 2022-07: 5,260
- 2022-08: 21.1K
- 2022-12: 4,260
- 2023-02: 19.8K
- 2023-03: 117.7K
- 2023-04: 155.8K
- 2023-05: 60.1K
- 2023-06: 20.1K
- 2023-07: 164.2K
- 2023-08: 41.6K
- 2023-09: 11K
- 2023-10: 79.3K
- 2023-11: 43.3K
- 2023-12: 2,300
- 2024-02: 4,093.45
- 2024-03: 145.6K
- 2024-04: 42.7K
- 2024-05: 35.8K
- 2024-06: 67.7K
- 2024-07: 5,130
- 2024-08: 3,500
- 2024-09: 5,114.71
- 2024-10: 14.4K
- 2024-12: 9,796
- 2025-02: 4,200
- 2025-03: 80K
- 2025-04: 47.1K
- 2025-07: 12.7K
- 2025-09: 3,200
- 2025-10: 25.11
- 2025-11: 603.85
- 2025-12: 25.34
- 2026-01: 749.63
- 2026-02: 54.56
- Main export countries
- United States (0%)
- India (0%)
- Indonesia (99.8%)
- Germany (0%)
- Transactions
68
2019-012019-032019-06Transaction trend for Schneider Shanghai Power Distributor Ele
- 2019-01: 23
- 2019-02: 18
- 2019-03: 12
- 2019-04: 1
- 2019-05: 5
- 2019-06: 9
- Amount
173,204.62
2019-012019-032019-06Amount trend for Schneider Shanghai Power Distributor Ele
- 2019-01: 1.7B
- 2019-02: 73.4K
- 2019-03: 47.7K
- 2019-04: 1,215.8
- 2019-05: 15K
- 2019-06: 40.2K
- Main export countries
- Indonesia (100%)
- Transactions
26,519
2018-012022-042026-08Transaction trend for Kostal Shanghai Management Co., Ltd.
- 2018-01: 273
- 2018-02: 224
- 2018-03: 287
- 2018-04: 198
- 2018-05: 263
- 2018-06: 315
- 2018-07: 244
- 2018-08: 271
- 2018-09: 197
- 2018-10: 238
- 2018-11: 273
- 2018-12: 73
- 2019-01: 179
- 2019-02: 110
- 2019-03: 73
- 2019-04: 107
- 2019-05: 228
- 2019-06: 219
- 2019-07: 95
- 2019-08: 149
- 2019-09: 153
- 2019-10: 159
- 2019-11: 284
- 2019-12: 196
- 2020-01: 282
- 2020-02: 88
- 2020-03: 59
- 2020-04: 90
- 2020-05: 67
- 2020-06: 79
- 2020-07: 65
- 2020-08: 104
- 2020-09: 109
- 2020-10: 101
- 2020-11: 113
- 2020-12: 162
- 2021-01: 79
- 2021-02: 113
- 2021-03: 135
- 2021-04: 140
- 2021-05: 155
- 2021-06: 60
- 2021-07: 172
- 2021-08: 75
- 2021-09: 132
- 2021-12: 141
- 2022-01: 120
- 2022-02: 150
- 2022-03: 104
- 2022-04: 98
- 2022-05: 135
- 2022-06: 129
- 2022-07: 134
- 2022-08: 162
- 2022-09: 121
- 2022-10: 147
- 2022-11: 105
- 2022-12: 93
- 2023-01: 81
- 2023-03: 116
- 2023-04: 117
- 2023-05: 134
- 2023-06: 116
- 2023-07: 106
- 2023-08: 148
- 2023-09: 213
- 2023-10: 243
- 2023-12: 174
- 2024-01: 255
- 2024-02: 210
- 2024-03: 245
- 2024-04: 255
- 2024-05: 309
- 2024-06: 240
- 2024-07: 217
- 2024-08: 202
- 2024-09: 199
- 2024-10: 180
- 2024-11: 368
- 2024-12: 188
- 2025-01: 233
- 2025-02: 145
- 2025-03: 136
- 2025-04: 248
- 2025-05: 182
- 2025-06: 653
- 2025-07: 896
- 2025-08: 1,001
- 2025-09: 937
- 2025-10: 1,076
- 2025-11: 932
- 2025-12: 655
- 2026-01: 753
- 2026-02: 717
- 2026-03: 417
- 2026-04: 1,021
- 2026-05: 668
- 2026-06: 767
- 2026-07: 786
- 2026-08: 432
- Amount
25,729.81
2018-012022-042026-08Amount trend for Kostal Shanghai Management Co., Ltd.
- 2018-01: 1.4M
- 2018-02: 1.5M
- 2018-03: 1.2M
- 2018-04: 1.2M
- 2018-05: 915.9K
- 2018-06: 1.2M
- 2018-07: 1.1M
- 2018-08: 1.4M
- 2018-09: 813.5K
- 2018-10: 1.7M
- 2018-11: 1.7M
- 2018-12: 994K
- 2019-01: 1.1M
- 2019-02: 1.5M
- 2019-03: 617K
- 2019-04: 1.3M
- 2019-05: 978.2K
- 2019-06: 1M
- 2019-07: 1.3M
- 2019-08: 1.1M
- 2019-09: 1.4M
- 2019-10: 1.1M
- 2019-11: 771.5K
- 2019-12: 992.6K
- 2020-01: 1.4M
- 2020-02: 1.5M
- 2020-03: 763.6K
- 2020-04: 1.2M
- 2020-05: 743.7K
- 2020-06: 243.4K
- 2020-07: 496.1K
- 2020-08: 1.2M
- 2020-09: 1.1M
- 2020-10: 1.8M
- 2020-11: 4.6M
- 2020-12: 2.8M
- 2021-01: 2.3M
- 2021-02: 2.3M
- 2021-03: 1.5M
- 2021-04: 6.2M
- 2021-05: 2M
- 2021-06: 2.5M
- 2021-07: 3.6M
- 2021-08: 302K
- 2021-09: 1.7M
- 2021-12: 2M
- 2022-01: 1.8M
- 2022-02: 4M
- 2022-03: 1.7M
- 2022-04: 1M
- 2022-05: 1.4M
- 2022-06: 4.7M
- 2022-07: 1.3M
- 2022-08: 2M
- 2022-09: 1.3M
- 2022-10: 1.8M
- 2022-11: 1.8M
- 2022-12: 1M
- 2023-01: 637.2K
- 2023-03: 1.6M
- 2023-04: 1.2M
- 2023-05: 1.4M
- 2023-06: 1M
- 2023-07: 1.1M
- 2023-08: 1.1M
- 2023-09: 1.5M
- 2023-10: 1.4M
- 2023-12: 1.2M
- 2024-01: 6.1M
- 2024-02: 4.8M
- 2024-03: 5.9M
- 2024-04: 3.3M
- 2024-05: 3M
- 2024-06: 2.2M
- 2024-07: 2.7M
- 2024-08: 3.1M
- 2024-09: 6.1M
- 2024-10: 5.9M
- 2024-11: 5.6M
- 2024-12: 760.9K
- 2025-01: 1.4M
- 2025-02: 1.2M
- 2025-03: 1.2M
- 2025-04: 2.2M
- 2025-05: 1.1M
- 2025-06: 2M
- 2025-07: 11.6M
- 2025-08: 23.5M
- 2025-09: 6.6M
- 2025-10: 21.5M
- 2025-11: 11.5M
- 2025-12: 1.1M
- 2026-01: 1.2M
- 2026-02: 1.3M
- 2026-03: 833.2K
- 2026-04: 1.8M
- 2026-05: 1.2M
- 2026-06: 1.4M
- 2026-07: 1.4M
- 2026-08: 660.6K
- Main export countries
- Mexico (49.6%)
- Poland (13.5%)
- India (2%)
- Ukraine (1%)
Intelligence
China export momentum, destination markets, and regional demand.
China export trend
China export trend
- Date 2018-07: Value 1.5B USD
- Date 2018-08: Value 1.6B USD
- Date 2018-09: Value 1.7B USD
- Date 2018-10: Value 1.5B USD
- Date 2018-11: Value 1.6B USD
- Date 2018-12: Value 1.5B USD
- Date 2019-01: Value 1.5B USD
- Date 2019-02: Value 991M USD
- Date 2019-03: Value 1.4B USD
- Date 2019-04: Value 1.4B USD
- Date 2019-05: Value 1.5B USD
- Date 2019-06: Value 1.5B USD
- Date 2019-07: Value 1.2B USD
- Date 2019-08: Value 1.4B USD
- Date 2019-09: Value 1.5B USD
- Date 2019-10: Value 1.4B USD
- Date 2019-11: Value 1.4B USD
- Date 2019-12: Value 1.6B USD
- Date 2020-01: Value 0 USD
- Date 2020-02: Value 2.2B USD
- Date 2020-03: Value 1.4B USD
- Date 2020-04: Value 1.4B USD
- Date 2020-05: Value 1.3B USD
- Date 2020-06: Value 0 USD
- Date 2020-07: Value 0 USD
- Date 2020-08: Value 0 USD
- Date 2020-09: Value 1.5B USD
- Date 2020-10: Value 1.4B USD
- Date 2020-11: Value 1.5B USD
- Date 2020-12: Value 1.7B USD
- Date 2021-01: Value 299M USD
- Date 2021-02: Value 240M USD
- Date 2021-03: Value 293M USD
- Date 2021-04: Value 304M USD
- Date 2021-05: Value 305M USD
- Date 2021-06: Value 321M USD
- Date 2021-07: Value 310M USD
- Date 2021-08: Value 326M USD
- Date 2021-09: Value 327M USD
- Date 2021-10: Value 301M USD
- Date 2021-11: Value 349M USD
- Date 2021-12: Value 359M USD
- Date 2022-01: Value 374M USD
- Date 2022-02: Value 238M USD
- Date 2022-03: Value 319M USD
- Date 2022-04: Value 327M USD
- Date 2022-05: Value 351M USD
- Date 2022-06: Value 366M USD
- Date 2022-07: Value 396M USD
- Date 2022-08: Value 370M USD
- Date 2022-09: Value 364M USD
- Date 2022-10: Value 351M USD
- Date 2022-11: Value 375M USD
- Date 2022-12: Value 360M USD
- Date 2023-01: Value 321M USD
- Date 2023-02: Value 243M USD
- Date 2023-03: Value 364M USD
- Date 2023-04: Value 361M USD
- Date 2023-05: Value 314M USD
- Date 2023-06: Value 321M USD
- Date 2023-07: Value 317M USD
- Date 2023-08: Value 307M USD
- Date 2023-09: Value 308M USD
- Date 2023-10: Value 264M USD
- Date 2023-11: Value 309M USD
- Date 2023-12: Value 301M USD
- Date 2024-01: Value 464M USD
- Date 2024-02: Value 324M USD
- Date 2024-03: Value 395M USD
- Date 2024-04: Value 407M USD
- Date 2024-05: Value 360M USD
- Date 2024-06: Value 442M USD
- Date 2024-07: Value 464M USD
- Date 2024-08: Value 453M USD
- Date 2024-09: Value 431M USD
- Date 2024-10: Value 429M USD
- Date 2024-11: Value 449M USD
- Date 2024-12: Value 484M USD
- Date 2025-01: Value 516M USD
- Date 2025-02: Value 319M USD
- Date 2025-03: Value 488M USD
- Date 2025-04: Value 520M USD
- Date 2025-05: Value 502M USD
- Date 2025-06: Value 532M USD
- Date 2025-07: Value 535M USD
- Date 2025-08: Value 549M USD
- Date 2025-09: Value 511M USD
- Date 2025-10: Value 370M USD
- Date 2025-11: Value 543M USD
- Date 2025-12: Value 555M USD
- Date 2026-01: Value 591M USD
- Date 2026-02: Value 492M USD
- Date 2026-03: Value 527M USD
- Date 2026-04: Value 633M USD
- Date 2026-05: Value 668M USD
- Date 2026-06: Value 709M USD
- Date 2026-07: Value 718M USD
Top destinations
- United States8.6B
- Germany7.5B
- Japan6.7B
- Vietnam4B
- Hong Kong, China3.4B
- South Korea3B
- India2.3B
- Mexico1.9B
- China1.9B
- France1.5B
Top destinations
- United States: 8,566,000,000 USD
- Germany: 7,504,000,000 USD
- Japan: 6,723,000,000 USD
- Vietnam: 4,016,000,000 USD
- Hong Kong, China: 3,390,000,000 USD
- South Korea: 3,044,000,000 USD
- India: 2,297,000,000 USD
- Mexico: 1,905,000,000 USD
- China: 1,900,000,000 USD
- France: 1,505,000,000 USD
Key findings
Largest import market
8.57B USD
United States · last 8 years
Fastest demand growth
12,485.87
North Macedonia · last 8 years
Highest unit price
$1,678.83 /kg
Greenland · +12,922.85% vs avg
Turn this market into qualified conversations.
Your agent contacts, compares, and screens the suppliers that fit.
Insights
Product insights to guide your sourcing.
Product Trends
DIN-rail slice-type distributed I/O modules are seeing strong demand for space-saving smart factory installations. Ethernet-based models supporting PROFINET and EtherNet/IP are increasingly favored over legacy serial protocols.
Industrial Cluster Analysis
Shenzhen and Dongguan excel in producing cost-effective, compact I/O modules with flexible ODM options. Hangzhou and Shanghai focus on high-reliability, PLC-integrated modules designed for demanding industrial environments.
Quality Expectations
Industrial buyers expect modules to support optical isolation of at least 1.5kV to prevent circuit damage. Wide operating temperature ranges of -40°C to 85°C are crucial for demanding process control environments.
What You Need to Know
Request a sample unit to test protocol compatibility, response time, and wiring stability in your control system. Ask the supplier for EMC/EMI test reports, CE/FCC certificates, and factory burn-in test records.
Standard modules have low MOQs of 5 to 10 units with off-the-shelf delivery in 3 to 7 days. Customized protocols or OEM branding typically require 50 to 100 units, with production lead times of 3 to 5 weeks.
Budget for custom firmware development, specialized industrial packaging, customized labeling, regional compliance certifications (such as UL or ATEX), and courier shipping for urgent replacements.
