DB9 Cable

DB9 Cable Assemblies – Industrial-Grade Serial Connectivity‌

‌Featuring Overmold Strain Relief & Metal Shielded Connectors‌

‌Product Overview‌

Our DB9 cables deliver robust RS-232 serial communication for mission-critical industrial and commercial applications. Engineered with ‌dual-shielded overmolded connectors‌ and ‌metal-shell EMI shielding‌, these cables ensure reliable data transmission in electrically noisy environments while providing superior mechanical durability.

‌Key Features‌

‌Industrial Durability‌

‌Overmold Options‌:

TPE/PVC overmold (IP67-rated)

90°/180° angled boot designs

50+ lb pull strength rating

‌Metal Shielded Connector‌:

Zinc alloy shell with nickel plating

360° full-perimeter EMI/RFI shielding

Conductive gasket for chassis grounding

‌Signal Integrity‌

28 AWG twisted-pair construction

Dual shielding (foil + 85% braid coverage)

Capacitance: ≤30 pF/ft

‌Electrical Performance‌

Voltage Rating: 250V AC/DC

Current Rating: 5A per contact

Contact Resistance: ≤20 mΩ

‌Secure Connection‌

Screw-lock mating (M3.5 threaded posts)

Nickel-plated brass contacts

Mating cycles: ≥500 (per IEC 60603-7)

 

Technical specification:

 

‌Parameter‌	‌Specification‌
Connector Type	DB9 Male/Female (Standard/Genderless)
Shell Material	Zinc Alloy (Nickel Plated)
Insulation Resistance	≥1000 MΩ
Temperature Range	-40°C to +105°C
Cable Type	26/28 AWG, PVC/TPU/PUR Jacket
Shielding	Foil + Braid (≥85% Coverage)
Compliance	RoHS, REACH, UL 20276

 

‌Configurations‌

‌Overmold Styles‌:

Straight/Right-Angle Boot

IP67 Waterproof Molded Hood

Custom Logo/Color Overmold

‌Shielded Connector Options‌:

Standard Metal Shell (Nickel)

Gold-Plated Shell (Corrosion-Resistant)

Hybrid Plastic/Metal Hybrid Shell

‌Cable Options‌:

Lengths: 0.5m to 20m (Custom Cut)

Jacket Colors: Black, Gray, Blue, Yellow

Flame-Retardant (UL 94V-0) Options

‌Applications‌

Factory Automation (PLC, HMI, CNC)

Legacy Network Equipment (RS-232/422/485)

Medical Diagnostic Devices

POS Systems & Kiosks

Railway Signaling Systems

Military/Aerospace Test Rigs

Other custom services

We also supply other cable assemblies with different D-sub connection options, such as right angle metal shell, different pin number D-sub connector ect.

FAQ

 

1, 3, Q: Do you provide samples? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

2,Q: Can you produce custom DB9 cable?

A: We can design and build connector/cable assembly per customer requirement, even can add your logo on the product.

3, Q: What's your Minimum order QTY (MOQ)?

A: Normally 500 PCS, but we can support lower volume for sample stage.

4, Q: Why choose us?What is your advantage?

A: We are professional cable factory in China, with almost 10 years experiences in the cable industry. we have strong engineer team, can provide technical support for customer.

Quality products: High quality raw material

Competitive price: Factory price

OEM service: Offer and welcome OEM service

Thoughtful service : Fast response within 24hours

Quick delivery time: Strict production plan and delivery date

5, Q: How about you product quality?

A: We do pull test, bending test etc in to ensure the product stability, also do 100% function test on the cable in the manufacturing to ensure customer receive good quality goods.

Shipping term:

 

We ship goods all over the word, via EMS, DHL,UPS.FedEx and TNT etc, customer can specify whichever they prefer.

Packing

1, standard export carton.

2, customized packing is also welcome.

Delivery

1, 5 working days for sample.

2, 7 working days for mass production goods.

3, Express, air, marine and customer specified forwards are available.

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