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Available Replacements
MF-RX300/72-0 by bourns
Image is representational - see manufacturer specifications

Bourns Authorized Distributor

MF-RX300/72-0

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

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RoHS Compliant
OTHER 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 Bag Automotive
Search Keywords: MFRX300720
SPECS +
  • Product Attribute
    Attribute Value Select Attribute
  • Supplier:
    Bourns
  • Part No:
    MF-RX300/72-0
  • Unit of Measure:
    Per Each
  • RoHS:
    Yes
  • HTS:
    8533408050
  • COO:
    CN
  • ECCN:
    EAR99
  • Supplier's Standard Package: The item count, length, weight, or volume contained in the supplier’s original packaging for efficient storage, handling, and distribution.
    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
  • Package/Case:
    N/A
  • Mounting:
    Through Hole
  • Packaging:
    Bag
Symbol, Footprint, 3D Model
Tools/3D Models +
Frequently Asked Questions
What replaces MF-RX300/72-0?
The recommended replacement for MF-RX300/72-0 is MF-RX300/72-AP from Bourns, available from OnlineComponents.com.
Is MF-RX300/72-0 RoHS compliant?
Yes, MF-RX300/72-0 is RoHS compliant.
What is the lead time for MF-RX300/72-0?
The standard lead time for MF-RX300/72-0 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: 11,534
Can Ship immediately
Minimum Order Quantity:
50
4 Weeks can ship 11/25/26
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Price (USD)
Qty
Unit Price
50
$0.4252
500
$0.2587
1,000
$0.2562
3,000
$0.2537
6,000
$0.2531
9,000
$0.2524
12,000
$0.2518
27,000 +
$0.2512
Supplier's Standard Package
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