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Network Transceivers
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  6. H!Fiber 40Gb QSFP+…
H!Fiber.com

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹4,830₹6,720

You save ₹1,890 (28%)

28% off the seller list price

Qty
H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices — x1 / 40G QSFP+ / 2m
x1 / 40G QSFP+ / 2m
₹4,430
₹5,960
In Stock
H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices — x1
x1
₹2,420
₹3,440
In Stock
H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices — x1 / 40G QSFP+ / 1m
x1 / 40G QSFP+ / 1m
₹3,830
₹4,050
In Stock
H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices — x1
x1
₹4,830
₹6,720
In Stock

Estimated doorstep delivery by 10 Nov - 12 Nov from USA

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High-Speed Copper Link at Competitive Price

About this item

H!Fiber 40Gb QSFP+ DAC Cable is a 3-meter passive twinax copper cable supporting 40GBASE-CR4, designed for high-speed data center switching, routers, and servers in India. It offers reliable copper connectivity with low latency and power consumption, compliant with QSFP+ MSA standards, ensuring seamless integration with Cisco, Mikrotik, Meraki, and open devices. Tested with TDR & VNA in our Signal Integrity Lab, it guarantees signal integrity and durability for demanding network environments.

Its extensive application includes fiber switches, storage, firewalls, NICs, media converters, and other fiber optic equipment with 40G QSFP+ ports. The cable's efficient design and multi-brand compatibility make it a cost-effective alternative to optical cables, supporting high data rates with low latency. Our 24/7 customer service, 30-day free return, 3-year warranty, and lifetime tech support ensure a smooth experience for Indian data centers and network professionals.

Imported directly from the USA, this cable arrives factory-sealed, with all duties paid, ensuring authenticity and quality. It is suitable for indoor and outdoor use, with a length of 3 meters, supporting 40Gbps data transfer, and compatible with 230V power environments in India. Delivery typically takes 16-18 days, with express shipping options available.

Key Features

  • 40Gb QSFP Cable: 40G QSFP+ to QSFP+ DAC Twinax cable assembly provides 40 Gbps data rate, 40GBASE-CU Passive, 3 meter (9.8 ft), 30 AWG; DAC Length includes 2 QSFP+ connectors
  • Multi-brand Compatible: Perfect for Cisco QSFP-H40G-CU3M, Meraki MA-CBL-40G-3M, Mikrotik and Open Devices with 40G QSFP+ ports
  • Efficient Design: 40Gb DAC cable compliant with QSFP+ MSA Multi-Source; It is a good alternative to link 40G QSFP+ ports, with low-cost, low power consumption and low latency
  • Extensive Application: 40G QSFP+ cable widely used in various devices, such as Fiber Switch, Storage, Router, Server,Firewall, NIC, Media Converter, Date Center and Other fiber optic equipments with 40G QSFP+ ports.
  • Friendly Service: All products are passed by TDR & VNA tests in our Signal Integrity Lab; Provides 24/7 Customer Service, 30 Days Free-returned, 3 Year Free Warranty and Lifetime Technology Support

Why choose this product

Premium USA-Imported Quality

H!Fiber cables are imported directly from the USA, factory-sealed, with rigorous testing for signal integrity. They support high-speed data transfer with low latency, ideal for Indian data centers and enterprise networks, backed by lifetime tech support and warranty.

Designed for Indian Data Centers

This passive twinax copper cable supports 40Gbps data rates, low power, and low latency, suitable for high-density Cisco, Mikrotik, Meraki, and open switch environments in India. Delivered with all duties paid, arrives factory-sealed, and supported by 24/7 customer service.

How to use

  • Connect the cable — Insert the QSFP+ connectors into compatible 40G ports on switches, routers, or servers. Ensure connectors are firmly seated for optimal signal transfer.
  • Power on devices — Power up your network devices. The passive twinax cable supports continuous high-speed data transfer without additional power.
  • Verify connection — Check link status LEDs on devices. Use network management tools to verify 40Gbps throughput and stable connection.

Example scenarios

Typical situations where H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

Data center engineer in Mumbai managing high-density Cisco switches, needing reliable 40Gbps copper links.

How this product helps

Used H!Fiber 3m passive twinax, supported 40Gbps, arrived factory-sealed, with all duties paid, within 16-18 days, ensuring seamless high-speed connectivity.

Technical specifications

Setup & usage

ApplicationData Center Switching, Routers, Servers, Storage, Firewalls
ReapplicationSupports continuous high-speed data transfer, low latency
Shelf LifeFactory-sealed, durable for years
CompatibilityCisco, Mikrotik, Meraki, Open Devices
Cost per use₹4,830 per cable

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by H!Fiber.comunder its own policy.

Read more

How we compare

FeatureH!Fiber 40Gb QSFP+Others
Price per unit₹4,830 per cableLocal copper DAC cables typically sell at ₹300-₹500 for similar length
Data transfer rate40Gbps supported by H!Fiber cableMost local cables support up to 10-20Gbps, often lower quality
CompatibilitySupports Cisco, Mikrotik, Meraki, open devicesLimited to specific brands, often non-standard connectors
Signal integrity testingPassed TDR & VNA tests in US labFew local cables undergo rigorous testing, risking signal issues
Delivery & warrantyArrives factory-sealed, with lifetime support, all duties paidLocal cables may lack factory sealing, warranty, or duties included

Product details

SKUjsk7135
GTIN0602693071550
BrandH!Fiber.com
Size40G QSFP+
Length3 meters (9.8 ft)
Colorx1
MaterialCopper Twinax

About H!Fiber.com

H!Fiber specializes in high-quality, US-imported network cables, supporting enterprise and data center needs with rigorous testing and durability.

Compliance & Legal

No specific safety or regulatory notes applicable; product complies with industry standards for high-speed copper cables.

Customer Reviews

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FAQ, See What Others Asked

Will this cable work with my Indian Cisco switch?
Yes, the H!Fiber 40Gb QSFP+ DAC Cable is compatible with Cisco switches and routers supporting 40G QSFP+ ports. It connects via standard QSFP+ connectors, supporting high-speed data transfer in Indian data centers, arriving factory-sealed with duties paid, and delivered in 16-18 days.
Is this passive twinax copper cable suitable for Indian data centers?
Absolutely. This 3-meter passive twinax copper cable supports 40Gbps data rates, low latency, and low power consumption, making it ideal for high-density Cisco, Mikrotik, Meraki, and open switch environments in India.
How do I ensure signal integrity for high-speed connections?
All our cables pass rigorous TDR & VNA tests in our Signal Integrity Lab, guaranteeing signal quality and durability for demanding network environments in India, with lifetime tech support included.
What is the delivery time for this product in India?
The product arrives via ExpressBox, with all duties paid, typically within 16-18 days. It is factory-sealed, ensuring authenticity and quality for Indian data centers and enterprise setups.
Can I use this cable outdoors or in harsh environments?
Designed for indoor and outdoor use, this copper twinax cable is durable and reliable, supporting continuous high-speed data transfer in various Indian climate conditions.

Frequently bought together

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices

This item:

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices

₹4,830

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices

This item

H!Fiber 40Gb QSFP+ DAC Cable 3m | 40GBASE-CR4 Passive Twinax for Cisco & Open Devices

₹4,830

Total price:

₹25,750

You save ₹12,130 (32%) Extra

3 items selected

3 items

₹25,750

You save ₹12,130 (32%) Extra

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Spec
Price
₹4,830
₹6,720
₹8,370
₹12,030
₹12,550
₹19,130
₹4,030
₹4,650
₹11,270
₹16,540
₹14,090
₹14,970
₹5,440
₹8,460
Brand NameH!Fiber.com10Gtek10Gtek10Gtek10Gtek10Gtek10Gtek
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹4,830₹6,720

You Save ₹1,890

Estimated doorstep delivery by 10 Nov - 12 Nov from USA
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
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Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
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You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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vs
₹14,490+ (3× the price)
₹4,830 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
16-18 days · live tracking
Grey market, no guarantee, no protection, no refund
Sourced from US retailers, India-verified, return available
Lost in transit = ₹0 back
Full protection included