Passive Direct Attach Copper Dac Cable

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I have conducted a comprehensive analysis of the Passive Direct Attach Copper (DAC) cable market for 2025-2026. The findings indicate a major growth cycle driven by AI training clusters and high-speed data center expansions.

Key insights include:

  • Market Growth: The market is projected to grow at a 6.9% CAGR, reaching $246 million by 2034, with Asia-Pacific leading in production and North America in hyperscale consumption.
  • Speed Evolution: While 100G (QSFP28) remains the volume leader, 400G and 800G are rapidly scaling. At 800G, passive copper is limited to ultra-short reaches (1-2m), pushing longer intra-rack links toward Active Electrical Cables (AEC).
  • Cost & Efficiency: Passive DACs remain the most sustainable choice, offering zero power draw and 30-70% lower costs compared to optical alternatives for short distances.

I have identified top-tier manufacturers in Shenzhen and Wuhan specializing in QSFP-DD and OSFP form factors for high-speed AI networking. Detailed specifications, pricing benchmarks, and strategic recommendations are included in the report below.

Here is the comprehensive market report for passive DAC cables. You can proceed with:

Qsfp28 Qsfp Dd Osfp Passive Dac Cable Manufacturer

Products · 2 lists

10G 25G 40G 100G 200G 400G 800G SFP+ SFP28 QSFP+ QSFP28 QSFP56 QSFP-DD OSFP Passive Direct Attach Cable Copper Twinax DAC

10G 25G 40G 100G 200G 400G 800G SFP+ SFP28 QSFP+ QSFP28 QSFP56 QSFP-DD OSFP Passive Direct Attach Cable Copper Twinax DAC

$5-2004.9(960)
MOQ: 1 piece
Wuhan Yongxinfeng Science & Technology Co., Ltd.Wuhan Yongxinfeng Science & Technology Co., Ltd.verified🇨🇳CN9 yrs
10G/25G/40G/100G QSFP28 DAC Passive Twinax Copper Cable

10G/25G/40G/100G QSFP28 DAC Passive Twinax Copper Cable

$8-104.9(867)
MOQ: 1 piece
Shenzhen Nufiber Technology Co., Ltd.Shenzhen Nufiber Technology Co., Ltd.verified🇨🇳CN14 yrs
RC High Quality 400G QSFP to QSFP DAC 1M 1.5M 2M 2.5M 3M Passive Direct Attach Cable

RC High Quality 400G QSFP to QSFP DAC 1M 1.5M 2M 2.5M 3M Passive Direct Attach Cable

$43-455.0(224)
MOQ: 2 kilometers
11% reorder rate≤3h response time
Zhangjiagang Rich Opto International Trading Co., Ltd.Zhangjiagang Rich Opto International Trading Co., Ltd.verified🇨🇳CN1 yr
KEXINT 3m MCP7H60-W003R26 Compatible 400G QSFP-DD 4 X 50G QSFP56 Ethernet FTTH Passive Direct Attach Copper Breakout Cable

KEXINT 3m MCP7H60-W003R26 Compatible 400G QSFP-DD 4 X 50G QSFP56 Ethernet FTTH Passive Direct Attach Copper Breakout Cable

$120-1295.0(878)
MOQ: 10 pieces
Shenzhen Kexint Technology Co., Ltd.Shenzhen Kexint Technology Co., Ltd.verified🇨🇳CN9 yrs
100G QSFP28 to QSFP28 DAC Cable Passive Direct Attach Copper High Speed Cable Assembly for Data Center Switch Server

100G QSFP28 to QSFP28 DAC Cable Passive Direct Attach Copper High Speed Cable Assembly for Data Center Switch Server

$9.754.9(731)
MOQ: 10 pieces
18% reorder rate≤2h response time
Shenzhen Hinicable Electronic Science Technologies Co., Ltd.Shenzhen Hinicable Electronic Science Technologies Co., Ltd.verified🇨🇳CN3 yrs
100G QSFP28 Passive Direct Attach Copper Twinax Cable 1m 2m 3m 5m QSFP28 DAC Cables

100G QSFP28 Passive Direct Attach Copper Twinax Cable 1m 2m 3m 5m QSFP28 DAC Cables

$17.50-67.504.8(642)
MOQ: 50 pieces
Shenzhen Dasheng Digital Co., Ltd.Shenzhen Dasheng Digital Co., Ltd.verified🇨🇳CN4 yrs
Factory OEM 100G QSFP28 DAC 4x25G EDR Passive Direct Attach Copper Twinax Cable 0.5m 1m 3m 5m

Factory OEM 100G QSFP28 DAC 4x25G EDR Passive Direct Attach Copper Twinax Cable 0.5m 1m 3m 5m

$26-694.7(178)
MOQ: 2 pieces
Babolol (shenzhen) International Technology Co., Ltd.Babolol (shenzhen) International Technology Co., Ltd.verified🇨🇳CN6 yrs
QSFP28 100G Passive DAC Cable Copper Twinax Direct Attach Fiber Optic HG8546M Data Center Use 1M-5M Length

QSFP28 100G Passive DAC Cable Copper Twinax Direct Attach Fiber Optic HG8546M Data Center Use 1M-5M Length

$6-105.0(141)
MOQ: 1 piece
≤1h response time
Shenzhen Chaoyue Guangtong Technology Co., Ltd.Shenzhen Chaoyue Guangtong Technology Co., Ltd.verified🇨🇳CN1 yr
QSfp+ Qsfp28-100g-Cu2m 100g Breakout Cable Qsfp28 to 100g Passive DAC Direct Attach Copper for Electronic Application

QSfp+ Qsfp28-100g-Cu2m 100g Breakout Cable Qsfp28 to 100g Passive DAC Direct Attach Copper for Electronic Application

$23.42-66.785.0(58)
MOQ: 10 pieces
Kunshan Rcd Electronic Co., Ltd.Kunshan Rcd Electronic Co., Ltd.verified🇨🇳CN11 yrs
1m (3ft) 100G QSFP28 to 4x25G SFP28 Passive Direct Attach Copper Breakout Cable for Data Center

1m (3ft) 100G QSFP28 to 4x25G SFP28 Passive Direct Attach Copper Breakout Cable for Data Center

$354.9(658)
MOQ: 10 pieces
Shenzhen UT-King Technology Co., Ltd.Shenzhen UT-King Technology Co., Ltd.verified🇨🇳CN11 yrs
100G QSFP28 DAC Cable 1m 2m 3m 5m Passive Direct Attach Copper Twinax Cable for Data Center Switch Server Interconnect

100G QSFP28 DAC Cable 1m 2m 3m 5m Passive Direct Attach Copper Twinax Cable for Data Center Switch Server Interconnect

$20-654.5(248)
MOQ: 1 piece
SHENZHEN WOLCK NETWORK PRODUCT CO.,LIMITEDSHENZHEN WOLCK NETWORK PRODUCT CO.,LIMITEDverified🇨🇳CN13 yrs
100G QSFP28 DAC Passive Direct Attach Copper Cable 1m 2m 3m 5m Twinax Transceiver Cable for 100GbE Switch Server

100G QSFP28 DAC Passive Direct Attach Copper Cable 1m 2m 3m 5m Twinax Transceiver Cable for 100GbE Switch Server

$20.26-22.514.9(251)
MOQ: 10 pieces
Nanjing Yoong Win Situation Awareness Technology Co., Ltd.Nanjing Yoong Win Situation Awareness Technology Co., Ltd.verified🇨🇳CN3 yrs
800G OSFP112 DAC Octal Small Form Factor Pluggable Passive Direct Attach Copper Cable 1 Meter

800G OSFP112 DAC Octal Small Form Factor Pluggable Passive Direct Attach Copper Cable 1 Meter

$159-1685.0(534)
MOQ: 2 pieces
Cobtel Precision Electronics Co., Ltd.Cobtel Precision Electronics Co., Ltd.verified🇨🇳CN11 yrs
QSFP-4SFP25G-CU3M Compatible 100G QSFP28 to 4 x 25G SFP28 Passive Direct Attach Copper Breakout Cable

QSFP-4SFP25G-CU3M Compatible 100G QSFP28 to 4 x 25G SFP28 Passive Direct Attach Copper Breakout Cable

$25-555.0(458)
MOQ: 1 piece
Shenzhen BTON Technology Co., Ltd.Shenzhen BTON Technology Co., Ltd.verified🇨🇳CN15 yrs
100g Qsfp+ Qsfp28-100g-Cu2m QSFP28 100GBase-CR4 DAC Cable Passive Direct Attach Copper Breakout for Electronic Applications

100g Qsfp+ Qsfp28-100g-Cu2m QSFP28 100GBase-CR4 DAC Cable Passive Direct Attach Copper Breakout for Electronic Applications

$23.42-66.784.4(711)
MOQ: 10 pieces
1300+ store reviews23% reorder rate≤7h response time
Kunshan Rcd Electronic Co., Ltd.Kunshan Rcd Electronic Co., Ltd.verified🇨🇳CN7 yrs
YIZHI High Quality 400G OSFP to OSFP DAC 1M 1.5M 2M 2.5M 3M Passive Direct Attach Cable

YIZHI High Quality 400G OSFP to OSFP DAC 1M 1.5M 2M 2.5M 3M Passive Direct Attach Cable

$43-455.0(361)
MOQ: 10 pieces
300+ store reviews≤4h response time
Jiangsu Yizhi Telecommunication Technology Co., Ltd.Jiangsu Yizhi Telecommunication Technology Co., Ltd.verified🇨🇳CN5 yrs
QSFP28-100GB-DAC 100G Passive Copper Stacked Line DAC Network Transmitter High-Speed Transmission Compatible Multiple Brands

QSFP28-100GB-DAC 100G Passive Copper Stacked Line DAC Network Transmitter High-Speed Transmission Compatible Multiple Brands

$14.30-404.6(88)
MOQ: 10 pieces
Dongguan Kecheng Communication Co., Ltd.Dongguan Kecheng Communication Co., Ltd.verified🇨🇳CN9 yrs
Chinese Factory Wholesale 100G QSFP-4 * 25G SFP+DAC Passive Copper Core Cable Compatible Digital to Analog Converter

Chinese Factory Wholesale 100G QSFP-4 * 25G SFP+DAC Passive Copper Core Cable Compatible Digital to Analog Converter

$5-254.9(590)
MOQ: 1 piece
600+ store reviews22% reorder rate≤3h response time
Shenzhen Ih Optics Co., Ltd.Shenzhen Ih Optics Co., Ltd.verified🇨🇳CN15 yrs
10G SFP+ DAC 2m (7ft) Copper Passive Direct Attach Cable Fiber Optic Equipment 10G SFP Dac-SFP-10G-1M 10G SFP Dac Cable

10G SFP+ DAC 2m (7ft) Copper Passive Direct Attach Cable Fiber Optic Equipment 10G SFP Dac-SFP-10G-1M 10G SFP Dac Cable

$7.85-45.454.8(102)
MOQ: 100 pieces
4500+ store reviews25% reorder rate≤2h response time
China GYAPT Photonics Co.,LtdChina GYAPT Photonics Co.,Ltdverified🇨🇳CN9 yrs
Datolink 10G SFP DAC Cable 10GBASE-CU Passive Direct Attach Copper Twinax 0.25-Meter (0.82ft) 3Y Warranty SFP-H10GB-CU0.25M

Datolink 10G SFP DAC Cable 10GBASE-CU Passive Direct Attach Copper Twinax 0.25-Meter (0.82ft) 3Y Warranty SFP-H10GB-CU0.25M

$4.50-1504.6(85)
MOQ: 1 piece
300+ store reviews22% reorder rate≤6h response time
Shenzhen Datolink Technology Co., Ltd.Shenzhen Datolink Technology Co., Ltd.verified🇨🇳CN7 yrs
10G SFP+ Passive Direct Attach Cable 10G DAC Cable 1meter

10G SFP+ Passive Direct Attach Cable 10G DAC Cable 1meter

$5-64.8(56)
MOQ: 1 piece
Shanghai Wanbao Optical Technologies Co., Ltd.Shanghai Wanbao Optical Technologies Co., Ltd.verified🇨🇳CN15 yrs
Qsfp-4sfp10g-1m Passive 40g Qsfp+to 4*sfp+ 4x10gsfp+ Breakout Twinax Dac 1m 30awg Direct Attached Cable

Qsfp-4sfp10g-1m Passive 40g Qsfp+to 4*sfp+ 4x10gsfp+ Breakout Twinax Dac 1m 30awg Direct Attached Cable

$15-224.7(413)
MOQ: 1 piece
Shenzhen Optfocus Technology Co., Ltd.Shenzhen Optfocus Technology Co., Ltd.verified🇨🇳CN18 yrs
High Quality 10G SFP+ Direct Attach Passive Copper DAC Patch Cord FTTX Transceiver Assemblies Fiber Optic Cable

High Quality 10G SFP+ Direct Attach Passive Copper DAC Patch Cord FTTX Transceiver Assemblies Fiber Optic Cable

$0.805.0(642)
MOQ: 500 pieces
Ningbo Fibconet Communication Technology Co., Ltd.Ningbo Fibconet Communication Technology Co., Ltd.verified🇨🇳CN4 yrs
MT-DAC-001 sfp 10G DAC SFP+ 40G 100G SFP Passive High Speed Cable AOC Compatible Active Optical Cable

MT-DAC-001 sfp 10G DAC SFP+ 40G 100G SFP Passive High Speed Cable AOC Compatible Active Optical Cable

$10-154.7(219)
MOQ: 100 meters
400+ store reviews18% reorder rate≤3h response time
Ningbo Meilan Communication Equipment Co., Ltd.Ningbo Meilan Communication Equipment Co., Ltd.verified🇨🇳CN9 yrs

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Passive DAC Cable Buyer's Guide for AI Data Centers