Test Plugs & Test Jacks

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CT4397 Test Plugs & Test Jacks

Cal Test Electronics CT4397 Test Plugs and Test Jacks are 4mm sheathed (safety) jack panel mounts. These devices are designed to accept sheathed or shrouded banana plugs. The CT4397 series complies with international safety standard IEC 61010, which supports operations up to 1000V CAT III / 600V CAT IV environments. These test plugs and test jacks feature UL-recognized components for enhanced safety assurance and eight terminal configurations for a wide range of setups. The CT4397 devices are available in ten colors for easy identification in complex setups. These test plugs and jacks are compact in design for efficient panel assembly. The CT4397 test plugs and test jacks are RoHS 2+ compliant with environmental and safety standards.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Equipment Type	Type	Color	Current Rating	Contact Plating	Product
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Blue CT4397-03-6 Cal Test 1: ¥365.4 5In Stock 50Expected 10/23/2026 New Product	Mfr. Part # CT4397-03-6 Mouser Part # 510-CT4397-03-6 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Blue	Datasheet	5In Stock 50Expected 10/23/2026	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Blue	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, White CT4397-03-9 Cal Test 1: ¥365.4 18In Stock New Product	Mfr. Part # CT4397-03-9 Mouser Part # 510-CT4397-03-9 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, White	Datasheet	18In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	White	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Brown CT4397-03-1 Cal Test 1: ¥365.4 18In Stock New Product	Mfr. Part # CT4397-03-1 Mouser Part # 510-CT4397-03-1 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Brown	Datasheet	18In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Brown	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Yello CT4397-03-4 Cal Test 1: ¥365.4 43In Stock New Product	Mfr. Part # CT4397-03-4 Mouser Part # 510-CT4397-03-4 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Hole, Panel, UL, Yello	Datasheet	43In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Yellow	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Green CT4397-04-5 Cal Test 1: ¥415.3 43In Stock New Product	Mfr. Part # CT4397-04-5 Mouser Part # 510-CT4397-04-5 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Green	Datasheet	43In Stock	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Green	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 1.9x21mm Long Pin, Panel, UL, Black CT4397-06-0 Cal Test 1: ¥365.4 63In Stock New Product	Mfr. Part # CT4397-06-0 Mouser Part # 510-CT4397-06-0 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 1.9x21mm Long Pin, Panel, UL, Black Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	63In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Black	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 1.9x21mm Long Pin, Panel, UL, Red CT4397-06-2 Cal Test 1: ¥365.4 58In Stock New Product	Mfr. Part # CT4397-06-2 Mouser Part # 510-CT4397-06-2 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 1.9x21mm Long Pin, Panel, UL, Red Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	58In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Red	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Green CT4397-01-5 Cal Test 1: ¥465.1 51In Stock New Product	Mfr. Part # CT4397-01-5 Mouser Part # 510-CT4397-01-5 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Green	Datasheet	51In Stock	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Green	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, White CT4397-04-9 Cal Test 1: ¥415.3 29In Stock New Product	Mfr. Part # CT4397-04-9 Mouser Part # 510-CT4397-04-9 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, White	Datasheet	29In Stock	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	White	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Green CT4397-07-5 Cal Test 1: ¥365.4 55In Stock New Product	Mfr. Part # CT4397-07-5 Mouser Part # 510-CT4397-07-5 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Green	Datasheet	55In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Green	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Brown CT4397-01-1 Cal Test 1: ¥465.1 35In Stock New Product	Mfr. Part # CT4397-01-1 Mouser Part # 510-CT4397-01-1 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Brown	Datasheet	35In Stock	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Brown	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Black CT4397-04-0 Cal Test 1: ¥415.3 48In Stock 950On Order New Product	Mfr. Part # CT4397-04-0 Mouser Part # 510-CT4397-04-0 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Black Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	48In Stock 950On Order On Order Ship Dates Mfr. #: CT4397-04-0 Stock: 48 Can Ship Immediately On Order: 250 Expected 9/28/2026 500 Expected 10/6/2026 200 Expected 12/29/2026 Factory Lead-Time: 12 Weeks	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Black	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Blue CT4397-04-6 Cal Test 1: ¥415.3 53In Stock New Product	Mfr. Part # CT4397-04-6 Mouser Part # 510-CT4397-04-6 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Blue	Datasheet	53In Stock	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Blue	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Brown CT4397-07-1 Cal Test 1: ¥365.4 39In Stock New Product	Mfr. Part # CT4397-07-1 Mouser Part # 510-CT4397-07-1 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Brown	Datasheet	39In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Brown	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Yellow CT4397-07-4 Cal Test 1: ¥365.4 62In Stock New Product	Mfr. Part # CT4397-07-4 Mouser Part # 510-CT4397-07-4 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Yellow	Datasheet	62In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Yellow	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Grey CT4397-07-8 Cal Test 1: ¥365.4 53In Stock New Product	Mfr. Part # CT4397-07-8 Mouser Part # 510-CT4397-07-8 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, Grey	Datasheet	53In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Gray	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, White CT4397-07-9 Cal Test 1: ¥365.4 25In Stock New Product	Mfr. Part # CT4397-07-9 Mouser Part # 510-CT4397-07-9 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M3 Thd Socket, Panel, UL, White	Datasheet	25In Stock	¥365.4	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	White	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Black CT4397-01-0 Cal Test 1: ¥465.1 1,071In Stock New Product	Mfr. Part # CT4397-01-0 Mouser Part # 510-CT4397-01-0 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Black Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	1,071In Stock	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Black	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Red CT4397-01-2 Cal Test 1: ¥465.1 1,456In Stock New Product	Mfr. Part # CT4397-01-2 Mouser Part # 510-CT4397-01-2 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Red Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	1,456In Stock	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Red	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 6.4mm Quick-Connect, Panel, UL, Black CT4397-02-0 Cal Test 1: ¥465.1 1,766In Stock 700On Order New Product	Mfr. Part # CT4397-02-0 Mouser Part # 510-CT4397-02-0 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 6.4mm Quick-Connect, Panel, UL, Black Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	1,766In Stock 700On Order On Order Ship Dates Mfr. #: CT4397-02-0 Stock: 1,766 Can Ship Immediately On Order: 12 Expected 10/23/2026 688 Expected 10/27/2026 Factory Lead-Time: 12 Weeks	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Black	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 6.4mm Quick-Connect, Panel, UL, Red CT4397-02-2 Cal Test 1: ¥465.1 988In Stock 1,687On Order New Product	Mfr. Part # CT4397-02-2 Mouser Part # 510-CT4397-02-2 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 6.4mm Quick-Connect, Panel, UL, Red Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	988In Stock 1,687On Order On Order Ship Dates Mfr. #: CT4397-02-2 Stock: 988 Can Ship Immediately On Order: 187 Pending 800 Expected 9/25/2026 700 Expected 10/6/2026 Factory Lead-Time: 12 Weeks	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Red	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 4.8mm Quick-Connect, Panel, UL, Yellow CT4397-08-4 Cal Test 1: ¥465.1 179In Stock New Product	Mfr. Part # CT4397-08-4 Mouser Part # 510-CT4397-08-4 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 4.8mm Quick-Connect, Panel, UL, Yellow	Datasheet	179In Stock	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Yellow	36 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Yello CT4397-04-4 Cal Test 1: ¥415.3 38In Stock New Product	Mfr. Part # CT4397-04-4 Mouser Part # 510-CT4397-04-4 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Yello	Datasheet	38In Stock	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Yellow	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Red CT4397-04-2 Cal Test 1: ¥415.3 1,047On Order New Product	Mfr. Part # CT4397-04-2 Mouser Part # 510-CT4397-04-2 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, 2mm (.080") Solder Slot, Panel, UL, Red Learn More about Cal Test ct4397 test plugs test jacks	Datasheet	1,047On Order On Order Ship Dates Mfr. #: CT4397-04-2 Stock: 0 On Order: 297 Pending 450 Expected 9/21/2026 300 Expected 12/8/2026 Factory Lead-Time: 12 Weeks	¥415.3	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Red	25 A	Nickel	Test Jacks
Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Grey CT4397-01-8 Cal Test 1: ¥465.1 30Expected 10/23/2026 New Product	Mfr. Part # CT4397-01-8 Mouser Part # 510-CT4397-01-8 New Product	Cal Test	Test Plugs & Test Jacks 4mm Sheathed Jack, M4 Stud, Panel, UL, Grey	Datasheet	30Expected 10/23/2026	¥465.1	Min.: 1 Mult.: 1	Test Jack	4 mm Sheathed Jack	Gray	36 A	Nickel	Test Jacks