Jonhon GJB599 Series III Circular Connector

Marine-environment-resistant circular connector to GJB599 Series III (MIL-DTL-38999 equivalent) with scoop-proof shells, high-density inserts and rear accessories. The reference choice for rugged robot power and signal interfaces.

Inquiry
MaterialAluminum alloy shell with electroless nickel or cadmium plating; copper alloy contacts
ProcessPrecision machining, plating, thermoset insert moulding, contact assembly
Key DimensionShell sizes 9 to 25 with multiple insert arrangements
Price range (USD)Inquiry
MOQNegotiable
Lead time30-60 days
ExportYes

Full specifications

MANUFACTURER-REPORTED SPECIFICATIONS
MaterialAluminum alloy shell with electroless nickel or cadmium plating; copper alloy contacts
ProcessPrecision machining, plating, thermoset insert moulding, contact assembly
Key DimensionShell sizes 9 to 25 with multiple insert arrangements
Load/Current RatingContact sizes 22D to 8 covering signal to power current levels
Rated Speed/Life500 mating cycles typical for the series
Applicable ScenarioRugged robot power and signal interfaces; sealed to IP67 class with backshells

Supplier

AVIC Jonhon Optronic Technology Co., Ltd. 中航光电科技股份有限公司
洛阳, 河南 · est. 2002 · 5000+

AVIC Jonhon Optronic, listed in Shenzhen and headquartered in Luoyang, is China's largest interconnect manufacturer covering electrical, optical and fluid connectors. Its GJB599, J30J and high-voltage series plus in-house harness assembly serve aerospace, EV, data center and robotics customers.

View profile

Sources & data status

Source links and collection notes included in the imported data package · 2026-07-30.

Data note: 缺规格书链接

Image note: Replaced catalog card with sourced product image from www.jonhon.cn

Related models

Sourcing from this guide? Tell us the model, quantity and destination — we'll come back within 24 hours with landed-cost options and honest availability.

Request a Quote

— Sourcebotics, sourcing desk

Chat