• phone contact us
  •  
    $ USD
    $ AUD
    £ GBP
    $ CAD
    € EUR
  •  
    EnglishEnglish
    中文 / 汉语中文 / 汉语
    ItalianoItaliano
    PortuguêsPortuguês
    DeutschDeutsch
    FrançaisFrançais
    РусскийРусский
    日本語日本語
    TürkçeTürkçe
    한국어한국어
    EspañolEspañol
    NederlandsNederlands
  • |
  • Order status
  • Login/Register
Available Replacements
MF-RX300/72-2 by bourns
Image is representational - see manufacturer specifications

Bourns Authorized Distributor

MF-RX300/72-2

PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive

+ see all

View Datasheet Ask the Datasheet Accessories Notify Me

RoHS Compliant
REEL Packaging
Certificate of Compliance
Description +
PTC Resettable Fuse 3A(hold) 6A(trip) 72V 40A 2.8W 19.8s 0.04Ohm Radial 20.67 X 3.1 X 26.67mm T/R Automotive
Search Keywords: MFRX300722
SPECS +
Product Attribute Attribute Value Select Attribute
Supplier: Bourns
Part No: MF-RX300/72-2
Unit of Measure: Per Each
RoHS: Yes
HTS: 8533408050
COO: CN
ECCN: EAR99
Reel Pack: This information is provided for customers who prefer to buy in multiples of the Manufacturer’s Standard Package quantity. Minimum Order Quantities and Required Order Multiples are presented with our price and availability information. 3000
Hold Current: 3 A
Trip Current: 6 A
Maximum Current Rating: 40 A
Maximum Voltage Rating: 72 V
Maximum Trip Time: 19.8@15A s
Minimum Initial Resistance: 0.04 Ohm
Maximum Initial Resistance: 0.06 Ohm
Mounting: Through Hole
Packaging: Tape and Reel
Symbol, Footprint, 3D Model
Tools/3D Models +
Frequently Asked Questions
What replaces MF-RX300/72-2?
The recommended replacement for MF-RX300/72-2 is MF-RX300/72-AP from Bourns, available from OnlineComponents.com.
Is MF-RX300/72-2 RoHS compliant?
Yes, MF-RX300/72-2 is RoHS compliant.
What is the lead time for MF-RX300/72-2?
The standard lead time for MF-RX300/72-2 is approximately 4 weeks. In-stock quantities ship from OnlineComponents.com.

Price Match Guarantee
We’ll meet or beat any authorized competitor’s published price for this part.
In Stock: 10,000
Can Ship immediately
Minimum Order Quantity:
1000
4 Weeks can ship 12/1/26
ADD TO CART
Request Quote
Price (USD)
Qty
Unit Price
1,000
$0.3185
3,000
$0.3141
6,000
$0.2509
9,000
$0.2503
12,000
$0.2478
15,000
$0.2472
27,000
$0.2448
51,000 +
$0.2442
Reel Package
Click for Quote
Log in to unlock special pricing

Join the circuit, keeping you connected to OnlineComponents.com and beyond!