ID#: S4F1821363

In Stock

Cdil Transistors - Bf420 Transistor Si-n

Smart Search | Easily Confirm Fit With Your Appliance: Please Click Here

ID#: S4F1821363

Availability : In Stock

In Stock

£3.94

Earn: 3 reward points

Delivery Day quoted takes into account holidays on:
Mon 4th May 2026

In Stock

Our Fastest Urgent Delivery

Urgent Shipping discounted based on sub-total

From £7.45

Tue 5th May

DPD / DHL

Delivery Options

£6.96	Wed 6th May	DPD
£5.96	Wed 6th May	DPD Ship to Shop
£5.49	Wed 6th May	Royal Mail Tracked
£3.96	Thu 7th May to Fri 8th May	Royal Mail Tracked

Shipping costs reflect the true cost to ship your parcel, learn more about our shipping.

Stock Warehouse: Partner | Dispatched by: Spares4Freezers or fulfilment partner (based on delivery option) | Returns handled by: Spares4Freezers

QTY :

Guarantee: 180 days

Condition: New

Genuine Original Cdil spare part

Don't own a Cdil appliance? This genuine item is used by various brands

Product Information:

Part Used In:

20" Monitors

15" Monitors

Monitors

Part Type: Transistors

Part Manufacturer: Cdil

Fitment: This spare part will only fit certain models. Even if your part looks the same, minor variances can exist.
Check the Brand & Model Usage tab below.
Check your rating plate on your appliance for the full model number!

Information:

Housing Type:	TO-92
Manufacturer:	CDIL
Polarity:	NPN
Connection type:	Push-through installation
ROHS-konform:	Yes

Frequency:	100 MHz
Voltage (Vcb):	300 V
Voltage (Vce):	300 V
Max. Working Voltage:	300 V
Capacity:	0.83 W

Max. Amperage:	50 mA
Max. Temperature:	150 °C

Got a product question? Simply Contact Us

Click Here for Appliance & White Goods Questions

Spares4Freezers Reviews

You can read the reviews here

58041 reviews with an average rating of 5.0 out of 5 stars!

Product Reviews

Write Your Product Review

There are currently no product reviews.
Write Your Product Review

More Information:

Part Condition: New (click to learn more)

Spares4Freezers Stock Code: 1821363

Bf420 Transistor Si-n (replaces: #4495520 Bf420 482213042148 Transistor, <1w)

Quantity Discounts - Individual Item Price Based On Quantity
1 £3.94	2 £3.15	3 £2.76	4 £2.36	5+ £1.97

Specific Compatibility Information

Information:

Housing Type:	TO-92
Manufacturer:	CDIL
Polarity:	NPN
Connection type:	Push-through installation
ROHS-konform:	Yes

Frequency:	100 MHz
Voltage (Vcb):	300 V
Voltage (Vce):	300 V
Max. Working Voltage:	300 V
Capacity:	0.83 W

Max. Amperage:	50 mA
Max. Temperature:	150 °C

We believe this part has been used in the following appliance types:

20" Monitors

15" Monitors

Monitors

Let us know of any extra compatibility information

Known Model Number Compatibility List

This is not a list of all compatible models, if your model number is not listed, simply search for your model number Here or Contact Us
Or if your exact model number is listed below then this part is compatible with your model.

Philips

To View Full Model Number List

Of All Known Model Numbers

Please Login Here

Creating an account is quick and easy!

No email advertising, no spam from us, ever!

Create Account Here

Or Simply Search For Your Model Number

To Confirm Part Compatibility

Please Search Here

Random Selection of Compatible Model Numbers

Please Click Here To Search For Your Model Number

Shipping Information:

Safe: Anti-Static protection on all electronic items

Secure: Strong Packaging

Location: In Warehouse 3, ready for despatch

Shipping Options:

The quoted delivery day of Wednesday is based on your selection of the fastest delivery method possible at checkout

All shipping options (including international options) for this product can be seen by adding this item to your Cart and looking at the Shipping Estimator on the Cart page.