Rs232 Modem Price

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Overview

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The RS232 modem market is witnessing a significant transformation, evolving from simple serial communication to advanced IoT-integrated connectivity solutions. Valued at approximately $305.19 million in 2025, the global serial-to-IP modem market is projected to grow at a CAGR of 5.61% through 2034 Datainsightsmarket. Key trends include the shift toward 4G LTE and 5G DTUs (Data Transfer Units) that bridge legacy serial systems with modern cellular networks, and the rise of miniaturized, energy-efficient designs for harsh industrial environments DatainsightsmarketMonogoto.

Market Insights & Pricing Trends

* Pricing Segments: Industrial RS232 modems typically fall into three price tiers:

* Budget/Entry-level: $3.30–$30 for basic CAT1 modules or serial-to-fiber converters AlibabaAlibaba.

* Mid-range Industrial: $35–$80 for robust 4G LTE DTUs with RS232/RS485 support, often featuring DIN-rail mounting and wider temperature ranges Made-In-ChinaAlibaba.

* High-end/Specialized: $130–$250 for 5G gateways, dual-SIM redundancy, or high-port density converters AlibabaAlibaba.

* Key Drivers: The market is primarily driven by Industrial Automation and Smart City projects, where reliable remote monitoring is critical. North America currently holds the largest market share (35%), while the Asia-Pacific region is the fastest-growing hub for manufacturing and deployment DatainsightsmarketLinkedin.

* Technological Shift: There is a clear trend toward Serial-to-IP technology, allowing traditional RS232 devices to be managed over Ethernet or Cloud platforms, effectively bypassing the limitations of cable distance DatainsightsmarketVersitron.

Representative Product Examples

I have identified several products that reflect these market trends, ranging from low-cost converters to high-performance industrial DTUs.

For more specific data including detailed supplier information and full pricing tiers, please refer to the attached search results below.

Based on these market trends, you can continue with:

Industrial Rs232 Modem

Products · 3 lists

100% Brand New Original Industrial PLC Module HE693RTM705 HE693RTU900 HE693RTU940 Modbus Communication Module

100% Brand New Original Industrial PLC Module HE693RTM705 HE693RTU900 HE693RTU940 Modbus Communication Module

$1,000-2,4003.6(60)
MOQ: 3 pieces
RS232 modem57% reorder rate≤1h response time
Xiamen Tong'an District Zhongkuo Machinery Equipment Operating DepartmentXiamen Tong'an District Zhongkuo Machinery Equipment Operating Department🇨🇳CN1 yr
Brand New and Original SM-AC-MBS-32 Gateway in Stock Negotiated Price

Brand New and Original SM-AC-MBS-32 Gateway in Stock Negotiated Price

$2994.9(179)
MOQ: 1 piece
RS232 modem58% reorder rate≤3h response time
Yiwu Link Control Technology Co., Ltd.Yiwu Link Control Technology Co., Ltd.🇨🇳CN1 yr
ModbusRouter with 2 buses

ModbusRouter with 2 buses

$1205.0(660)
MOQ: 1 piece
RS232 modem42% reorder rate≤5h response time
Shanghai Sunfull Automation Co., Ltd.Shanghai Sunfull Automation Co., Ltd.🇨🇳CN11 yrs
Spot MOXA AWK-1137C-EU/US Wireless Client New Five-year

Spot MOXA AWK-1137C-EU/US Wireless Client New Five-year

$1004.3(515)
MOQ: 1 piece
RS232 modem≤5h response time
Quanzhou Fengze District Hongyang Automation Technology Co., Ltd.Quanzhou Fengze District Hongyang Automation Technology Co., Ltd.🇨🇳CN1 yr
New Original Ready Stock SR2 MOD01 SR2MOD01 Industrial Automation PAC Dedicated PLC Programming Controller

New Original Ready Stock SR2 MOD01 SR2MOD01 Industrial Automation PAC Dedicated PLC Programming Controller

$2504.6(279)
MOQ: 1 piece
RS232 modem22% reorder rate≤1h response time
Xiamen Taiyi Dingsheng Trading Co., Ltd.Xiamen Taiyi Dingsheng Trading Co., Ltd.🇨🇳CN1 yr
Wholesale SR2MOD01 PLC Controller New Original Warehouse Brand PLC Programming Controller

Wholesale SR2MOD01 PLC Controller New Original Warehouse Brand PLC Programming Controller

$2505.0(480)
MOQ: 1 piece
RS232 modem4% reorder rate≤1h response time
Xiamen Hengshun Industrial Electric Co., Ltd.Xiamen Hengshun Industrial Electric Co., Ltd.🇨🇳CN1 yr
Brand New Original Plc Module He693ser300 He693snp940 He693src844 Communication for in Stock

Brand New Original Plc Module He693ser300 He693snp940 He693src844 Communication for in Stock

$105-1205.0(782)
MOQ: 1 piece
RS232 modem21% reorder rate≤1h response time
Xiamen Sanyiliu Supply Chain Management Co., Ltd.Xiamen Sanyiliu Supply Chain Management Co., Ltd.🇨🇳CN1 yr
100% Brand New Original PLC Module HE693SER300 HE693SNP940 HE693SRC844 Communication Module for PLC in Stock

100% Brand New Original PLC Module HE693SER300 HE693SNP940 HE693SRC844 Communication Module for PLC in Stock

$1,0003.6(515)
MOQ: 3 pieces
RS232 modem57% reorder rate≤1h response time
Xiamen Tong'an District Zhongkuo Machinery Equipment Operating DepartmentXiamen Tong'an District Zhongkuo Machinery Equipment Operating Department🇨🇳CN1 yr
Serial Port to Single-Mode Fiber Optic Data Converter(ATC-277SM)

Serial Port to Single-Mode Fiber Optic Data Converter(ATC-277SM)

$71.804.9(723)
MOQ: 1 piece
RS232 modem50+ store reviews10% reorder rate≤2h response time
Shenzhen ATC Technology Co.,LtdShenzhen ATC Technology Co.,Ltd🇨🇳CN21 yrs
MOXA NPort 5232 V2.1.1 Industrial Control

MOXA NPort 5232 V2.1.1 Industrial Control

$140-1505.0(313)
MOQ: 1 unit
RS232 modem7% reorder rate≤5h response time
Quanzhou Gongliang Automation Technology Co., Ltd.Quanzhou Gongliang Automation Technology Co., Ltd.🇨🇳CN1 yr
Communication Network RS232/422/485 Single-Mode Fiber Optic Network Modem(ATC-277SM)

Communication Network RS232/422/485 Single-Mode Fiber Optic Network Modem(ATC-277SM)

$71.804.9(369)
MOQ: 2 units
RS232 modem50+ store reviews10% reorder rate≤2h response time
Shenzhen ATC Technology Co.,LtdShenzhen ATC Technology Co.,Ltd🇨🇳CN21 yrs
MOXA NPort 5232 V2.1.1 Industrial Control Accessories

MOXA NPort 5232 V2.1.1 Industrial Control Accessories

$140-1505.0(636)
MOQ: 1 unit
RS232 modem7% reorder rate≤5h response time
Quanzhou Gongliang Automation Technology Co., Ltd.Quanzhou Gongliang Automation Technology Co., Ltd.🇨🇳CN1 yr
IN STOCK 100% ORIGINAL BRAND NEW RS232/RS422/RS485 SERIL TO SERIL BB-485DRCI-PH

IN STOCK 100% ORIGINAL BRAND NEW RS232/RS422/RS485 SERIL TO SERIL BB-485DRCI-PH

$369.604.9(455)
MOQ: 1 piece
RS232 modem11% reorder rate≤1h response time
Shenzhen Wusheng Technology Co., Ltd.Shenzhen Wusheng Technology Co., Ltd.🇨🇳CN2 yrs
Din Rail Type Dual RJ45 Ethernet Ports to 8 Ports Serial Ports Industrial Serial Converter

Din Rail Type Dual RJ45 Ethernet Ports to 8 Ports Serial Ports Industrial Serial Converter

$1004.8(491)
MOQ: 1 piece
RS232 modem50+ store reviews22% reorder rate≤3h response time
Shenzhen Yujie Technology Co., Ltd.Shenzhen Yujie Technology Co., Ltd.🇨🇳CN6 yrs
Fineco 1100MG Gateway with Ethernet Modbus TCP and RS485 Modbus RTU IP54 Protection  for PLC or Energy Meter

Fineco 1100MG Gateway with Ethernet Modbus TCP and RS485 Modbus RTU IP54 Protection for PLC or Energy Meter

$664.8(85)
MOQ: 1 unit
RS232 modem19% reorder rate≤2h response time
Shanghai FangQiu Electric Co.,Ltd.Shanghai FangQiu Electric Co.,Ltd.verified🇨🇳CN14 yrs
02355NQJ NLSAS-10T-COM 10TB 7.2K RPM NL-SAS Disk Unit OceanDisk 1500 Disk Components Main Equipment

02355NQJ NLSAS-10T-COM 10TB 7.2K RPM NL-SAS Disk Unit OceanDisk 1500 Disk Components Main Equipment

$3,488-3,6774.6(782)
MOQ: 1 piece
RS232 modem≤7h response time
REDLINK TELECOM CO., LTD.REDLINK TELECOM CO., LTD.KH3 yrs
Wireless RS485 Transmitter and Receiver Converter(ATC-871-S2)

Wireless RS485 Transmitter and Receiver Converter(ATC-871-S2)

$61.804.9(366)
MOQ: 2 units
RS232 modem50+ store reviews10% reorder rate≤2h response time
Shenzhen ATC Technology Co.,LtdShenzhen ATC Technology Co.,Ltd🇨🇳CN21 yrs
Brand New Original DE-311 RS-232/422/485 Isolated Digital IO Modbus TCP Module in Stock

Brand New Original DE-311 RS-232/422/485 Isolated Digital IO Modbus TCP Module in Stock

$150-1884.9(109)
MOQ: 1 piece
RS232 modem50+ store reviews≤6h response time
Shenzhen Huarui Micro Technology Co., Ltd.Shenzhen Huarui Micro Technology Co., Ltd.🇨🇳CN2 yrs
RS232 RF Module Wireless Radio Module (ATC-871-S1)

RS232 RF Module Wireless Radio Module (ATC-871-S1)

$61.804.9(90)
MOQ: 2 units
RS232 modem50+ store reviews10% reorder rate≤2h response time
Shenzhen ATC Technology Co.,LtdShenzhen ATC Technology Co.,Ltd🇨🇳CN21 yrs
Edge Computing Home Assistant Serial-to-Network Gateway Modbus TCP/RTU Bi-directional Transparent Transmission, MQTT, IoT RS485

Edge Computing Home Assistant Serial-to-Network Gateway Modbus TCP/RTU Bi-directional Transparent Transmission, MQTT, IoT RS485

$165.0(613)
MOQ: 1 piece
RS232 modem10% reorder rate≤1h response time
Chongqing Zhiming Innovation Technology Co., Ltd.Chongqing Zhiming Innovation Technology Co., Ltd.🇨🇳CN1 yr
Industrial LoRa Gateway 1300MG,  Wireless Transceiver Modbus TCP/UDP RS485 RS232 Ethernet for ANSI & IEC Smart Energy Meters

Industrial LoRa Gateway 1300MG, Wireless Transceiver Modbus TCP/UDP RS485 RS232 Ethernet for ANSI & IEC Smart Energy Meters

$58.30-60.504.8(509)
MOQ: 5 sets
RS232 modem19% reorder rate≤2h response time
Shanghai FangQiu Electric Co.,Ltd.Shanghai FangQiu Electric Co.,Ltd.verified🇨🇳CN14 yrs
High Quality! GPRS SMS Modem with M35 GSM Modem Chip

High Quality! GPRS SMS Modem with M35 GSM Modem Chip

$40-555.0(679)
MOQ: 1 set
RS232 modem50+ store reviews40% reorder rate≤5h response time
Shenzhen Yun Da Tong Technology Co., Ltd.Shenzhen Yun Da Tong Technology Co., Ltd.🇨🇳CN10 yrs
TCP/IP to RS232/422/485 Converter (ATC-2000)

TCP/IP to RS232/422/485 Converter (ATC-2000)

$55.804.9(909)
MOQ: 1 piece
RS232 modem50+ store reviews10% reorder rate≤2h response time
Shenzhen ATC Technology Co.,LtdShenzhen ATC Technology Co.,Ltd🇨🇳CN21 yrs
Serial Multi-Band Support WCDMA/GSM/EDGE 3G HSDPA Modem 3G UC15-A Modem

Serial Multi-Band Support WCDMA/GSM/EDGE 3G HSDPA Modem 3G UC15-A Modem

$55-655.0(564)
MOQ: 1 set
RS232 modem50+ store reviews40% reorder rate≤5h response time
Shenzhen Yun Da Tong Technology Co., Ltd.Shenzhen Yun Da Tong Technology Co., Ltd.🇨🇳CN10 yrs
PLC Fsxmod1000 Modem W Rtc Fsx Mod1000 China Stock

PLC Fsxmod1000 Modem W Rtc Fsx Mod1000 China Stock

$139.905.0(169)
MOQ: 1 piece
RS232 modem33% reorder rate≤1h response time
Xiamen Huanqiu Luming Trading Co., Ltd.Xiamen Huanqiu Luming Trading Co., Ltd.🇨🇳CN1 yr
/ FSXMOD1000 MODEM W/ RTC, FSX MOD1000

/ FSXMOD1000 MODEM W/ RTC, FSX MOD1000

$1264.9(437)
MOQ: 1 piece
RS232 modem50+ store reviews22% reorder rate≤1h response time
Xiamen Global Yipin Trading Co., Ltd.Xiamen Global Yipin Trading Co., Ltd.🇨🇳CN2 yrs
BRAND NEW NPORT 5232-T AL RS-422/485 DEVICE SERVER LOC#M104

BRAND NEW NPORT 5232-T AL RS-422/485 DEVICE SERVER LOC#M104

$279.504.2(958)
MOQ: 1 piece
RS232 modem5% reorder rate≤2h response time
Xiamen Xinbogao Automation Co., Ltd.Xiamen Xinbogao Automation Co., Ltd.🇨🇳CN1 yr
Taiwan MOXA NPort 5232 V2.1.1 Serial Server Industrial Control

Taiwan MOXA NPort 5232 V2.1.1 Serial Server Industrial Control

$140-1505.0(471)
MOQ: 1 unit
RS232 modem7% reorder rate≤5h response time
Quanzhou Gongliang Automation Technology Co., Ltd.Quanzhou Gongliang Automation Technology Co., Ltd.🇨🇳CN1 yr
YN1K160018AO Communication Module YN1K Series PLC

YN1K160018AO Communication Module YN1K Series PLC

$87.31-151.894.9(913)
MOQ: 1 piece
RS232 modem22% reorder rate≤1h response time
Xiamen Sanlida Industrial Automation Co., Ltd.Xiamen Sanlida Industrial Automation Co., Ltd.verified🇨🇳CN1 yr
YN1K160018AO Communication Module YN1K Series PLC

YN1K160018AO Communication Module YN1K Series PLC

$87.31-151.894.6(913)
MOQ: 1 piece
RS232 modem
Xiamen Sanlida Industrial Automation Co., Ltd.Xiamen Sanlida Industrial Automation Co., Ltd.verified🇨🇳CN6 yrs
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