FT400-3I, ID=3", RFI Range 1-300 MHz

Name: FT400-3I, ID=3", RFI Range 1-300 MHz
SKU: F400-31-1
Price: 39.95 USD
Availability: InStock

Store/Ferrite Core Products/Mix 31/Ring - Mix 31 - RFI Range: 1-300 MHz

SKU F400-31-1

$39.95

Bulk pricing available for quantities of 2 units or more

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Quantity	Price per item	Discount
2 items	$37.95	5% off
10 items	$34.95	13% off

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FT400-3I, ID=3", RFI Range 1-300 MHz

Store/Ferrite Core Products/Mix 31/Ring - Mix 31 - RFI Range: 1-300 MHz

Product Details

MPN: F400-31

RFI Range (MHz): 1-300 MHz

ID-B (in/mm): 3/76.2

OD-A (in/mm): 4/101.6

Height-C (in/mm): 1/25.4

Weight (oz/gm): 420 grams

Initial permeability: 1500

Case/Box lot size: 25

Frequency (MHz)/Single turn impedance (ohms): 1MHZ:14 ohms, 5 MHz: 31 ohms, 10 MHz: 45 ohms, 25 MHz: 76 ohms

(4″ OD, 3″ ID hole), available in mix 31 only

Excellent for large cables or multiple cables – use multiple cores for higher choking. Also useful when you need high turns count for high choking with large cable - works on AC or DC power lines and also coax cable lines.

These RFI kits are specifically selected to cure most household computer device RFI problems. It contains ferrite toroids for AC or DC power supply protection and Snap On ferrite spli beads selected to eliminate RFI from 1 to 1000 Mhz. The beads are easy to use, don’t require modification of the protected equipment and work in almost all cases, even when plug-in filters fail.

Typical Installations


Ethernet Cable on F-240 Toroid – 7 turns	Ethernet Cable on FSB-1/2 – 3 turns for 9X Impedance	Ethernet Cable on FSB-1/4
AC Cable on F-240 Toroid – 6 turns	DSL Modem DC Power Supply on F114-43 Toroid – 5 Turns