What are Circular Connector Assemblies ?
Circular Connector Assemblies are specialized connectors designed to provide reliable electrical connections in various applications. They are commonly used in board-to-board and cable interconnects, as well as in production electronics assembly. Important specifications for selection include Cable Opening, which ensures compatibility with cables; Connector Type, which affects the connection method and application; and Current Rating (Amps), which determines the maximum current the assembly can handle safely. It is crucial for procurement teams to validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
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| Part & Mfr | Total Stock | Pricing & RFQ | Cable Opening | Color | Connector Type | Contact Finish | Current Rating (Amps) | Fastening Type | Features | Ingress Protection | Material Flammability Rating | Mounting Feature | Mounting Type | Number of Positions | Operating Temperature | Orientation | Primary Material | Shell Finish | Shell Material | Shell Size | Shell Size, MIL | Shielding | Termination | Voltage Rating | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LEMO
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- | - | Insert, Female Sockets and Male Pins | Gold | 8A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 36 | -55°C ~ 250°C | Keyed | - | - | - | 336 | - | Shielded | Solder Cup | - | |
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LEMO
|
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0.343" ~ 0.382" (8.70mm ~ 9.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 12A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 7 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 307 | - | Shielded | Solder Cup | - | |
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LEMO
|
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0.343" ~ 0.382" (8.70mm ~ 9.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 10A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 8 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 308 | - | Shielded | Solder Cup | - | |
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LEMO
|
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Price on request
Price and Stock
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0.343" ~ 0.382" (8.70mm ~ 9.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 9A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 10 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 310 | - | Shielded | Solder Cup | - | |
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LEMO
|
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Price on request
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0.394" (10.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 9A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-2 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 10 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 310 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 8A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 12 | -55°C ~ 250°C | Keyed | - | - | - | 312 | - | Shielded | Solder Cup | - | |
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LEMO
|
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0.386" ~ 0.421" (9.80mm ~ 10.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 8A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 13 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 313 | - | Shielded | Solder Cup | - | |
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LEMO
|
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Price on request
Price and Stock
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0.394" (10.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-2 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 14 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 314 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 7A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 48 | -55°C ~ 250°C | Keyed | - | - | - | 348 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-2 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 14 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 314 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.354" (9.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-2 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 14 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 314 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
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0.315" ~ 0.382" (8.00mm ~ 9.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 6A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 18 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 318 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
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- | Silver | Receptacle, Female Sockets | Gold | 10A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 1 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 410 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets | Gold | 10A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 1 | -55°C ~ 250°C | Keyed | - | - | - | 410 | - | Shielded | Solder Cup | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.386" ~ 0.413" (9.80mm ~ 10.50mm) | Silver | Receptacle, Female Sockets | Gold | 8A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 1 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 415 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets | Gold | 8A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 1 | -55°C ~ 250°C | Keyed | - | - | - | 415 | - | Shielded | Solder Cup | - | |
|
LEMO
|
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Price on request
Price and Stock
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0.102" ~ 0.165" (2.60mm ~ 4.20mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | - | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 8 (7 + 1 Coax) | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 807 | - | Shielded | Solder Cup | - | |
|
Amphenol Industrial Operations
|
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- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.496" ~ 0.512" (12.60mm ~ 13.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 35A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 2 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 302 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 35A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 2 | -55°C ~ 250°C | Keyed | - | - | - | 302 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 22A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 4 | -55°C ~ 250°C | Keyed | - | - | - | 304 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.496" ~ 0.512" (12.60mm ~ 13.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 11A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 10 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 310 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 9A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 12 | -55°C ~ 250°C | Keyed | - | - | - | 312 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 9A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 14 | -55°C ~ 250°C | Keyed | - | - | - | 314 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.319" ~ 0.354" (8.10mm ~ 9.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 16 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 316 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 7A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 24 | -55°C ~ 250°C | Keyed | - | - | - | 324 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 5A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 60 | -55°C ~ 250°C | Keyed | - | - | - | 360 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.890" ~ 0.925" (22.60mm ~ 23.50mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 9A | Push-Pull | Backshell | IP66/IP68 - Dust Tight, Water Resistant, Waterproof | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 24 | -55°C ~ 200°C | Keyed | Metal | Chrome | Brass | 324 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 35A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 4 | -55°C ~ 250°C | Keyed | - | - | - | 304 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 18A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 12 | -55°C ~ 250°C | Keyed | - | - | - | 312 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 15A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 16 | -55°C ~ 250°C | Keyed | - | - | - | 316 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 9A, 16A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 22 | -55°C ~ 250°C | Keyed | - | - | - | 322 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 9A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 24 | -55°C ~ 250°C | Keyed | - | - | - | 324 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 9A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 24 | -55°C ~ 250°C | Keyed | - | - | - | 324 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 7A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 36 | -55°C ~ 250°C | Keyed | - | - | - | 336 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.909" ~ 0.945" (23.10mm ~ 24.00mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 60A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 4 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 304 | - | Shielded | Solder Cup | - | |
|
Amphenol Industrial Operations
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | A | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | A | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Crimp | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black, Yellow | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.209" ~ 0.256" (5.30mm ~ 6.50mm) | Black, Blue | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black | Receptacle, Female Sockets | Gold | 8A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 4 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M04 | - | Unshielded | Crimp | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.157" ~ 0.205" (4.00mm ~ 5.20mm) | Black, Green | Receptacle, Female Sockets | Gold | 7A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 5 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M05 | - | Unshielded | Solder Cup | - | |
|
Amphenol Industrial Operations
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- | Olive Drab | Plug, Male Pins | Silver | - | Threaded | Cable Clamp, Coupling Nut | - | - | - | Free Hanging (In-Line), Right Angle | 3 | -55°C ~ 125°C | Z | Metal | Olive Drab Chromate over Cadmium | Aluminum Alloy | 22-9 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.209" ~ 0.256" (5.30mm ~ 6.50mm) | Black, Blue | Receptacle, Female Sockets | Gold | 6A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 6 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M06 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.209" ~ 0.256" (5.30mm ~ 6.50mm) | Black | Receptacle, Female Sockets | Gold | 5A | Push-Pull, Detent Lock | Backshell | IP64 - Dust Tight, Water Resistant | - | - | Free Hanging (In-Line) | 7 | -50°C ~ 90°C | G | Plastic | - | Polyoxymethylene (POM), Acetal | M07 | - | Unshielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.126" ~ 0.146" (3.20mm ~ 3.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 10A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 2 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 302 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
- | - | Insert, Female Sockets and Male Pins | Gold | 7A | - | Insert Only, Requires Shell | IP50 - Dust Protected | UL94 V-0 | - | - | 3 | -55°C ~ 250°C | Keyed | - | - | - | 303 | - | Shielded | Solder Cup | - | |
|
LEMO
|
Send RFQ |
Price on request
Price and Stock
on Request Send RFQ |
0.205" ~ 0.224" (5.20mm ~ 5.70mm) | Silver | Receptacle, Female Sockets and Male Pins | Gold | 7A | Push-Pull | Backshell | IP50 - Dust Protected | UL94 V-0 | Bulkhead - Rear Side Nut | Free Hanging (In-Line); Panel Mount | 6 | -55°C ~ 250°C | Keyed | Metal | Chrome | Brass | 306 | - | Shielded | Solder Cup | - |
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