EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
MF-R185 Real Image
Same model may have multiple batches, images only for reference.

MF-R185

Part No MF-R185
Manufacturer Bourns Inc.
Catalog PTC Resettable Fuses
Description FUSE PTC RESETTABLE 1.85A HOLD
Datasheet
MF-R185 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Circuit Protection
Manufacturer Bourns Inc.
Packaging Bulk
Status Active
Type Polymeric
Voltage - Max 30V
Current - Max 40A
Current - Hold (Ih) (Max) 1.85A
Current - Trip (It) 3.7A
Time to Trip 8.7s
Resistance - Initial (Ri) (Min) 40 mOhm
Resistance - Post Trip (R1) (Max) 110 mOhm
Temperature Range - Operating -40°C to 85°C
Mounting Through Hole
Dimension 0.472" Dia x 0.118" W (12.00mm x 3.00mm)
Height - Seated (Max) 0.724" (18.40mm)
Lead Spacing 0.201" (5.10mm)
Approvals cURus, TUV
Win Source Part Number 003420-MF-R185
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian MF-R185 CAD Model

Description

The MF-R185 is a polymeric circuit protection device from Bourns Inc.

  • Voltage Rating: 30V
  • Maximum Current: 40A
  • Height: 0.724" (18.40mm)
  • Mounting: Through-hole
  • Lead Spacing: 0.201" (5.10mm)
  • Packaging: Bulk
  • Resistance: 40 mOhm (initial) and 110 mOhm (post-trip)
  • Current Hold (Ih): 1.85A
  • Current Trip (It): 3.7A
  • Time to Trip: 8.7s
  • Approvals: cURus and TUV
  • Temperature Range: -40°C to 85°C
  • RoHS Compliant: Yes

You May Also Be Interested in

Picture of RXEF250K
RXEF250K
Littelfuse Inc.
PTC RESET FUSE 72V 2.5A RADIAL
Need more? Email Us
60R017XU Littelfuse Inc. – Price, Stock & Datasheet
60R017XU
Littelfuse Inc.
PTC RESET FUSE 60V 170MA RADIAL
Need more? Email Us
0ZCJ0025FF2E Bel Fuse Inc. – Price, Stock & Datasheet
0ZCJ0025FF2E
Bel Fuse Inc.
PTC RESET FUSE 16V 250MA 1206
Lowest to $0.1456
0ZCG0110BF2B Bel Fuse Inc. – Price, Stock & Datasheet
0ZCG0110BF2B
Bel Fuse Inc.
PTC RESET FUSE 24V 1.1A 1812
Lowest to $0.2620
RXEF160-AP Littelfuse Inc. – Price, Stock & Datasheet
RXEF160-AP
Littelfuse Inc.
PTC RESET FUSE 72V 1.6A RADIAL
Need more? Email Us
1812L300/24SLER Littelfuse Inc. – Price, Stock & Datasheet
1812L300/24SLER
Littelfuse Inc.
PTC RESET FUSE 3.0A 24V 1812
Lowest to $1.6128
0ZCK0010FF2G Bel Fuse Inc. – Price, Stock & Datasheet
0ZCK0010FF2G
Bel Fuse Inc.
PTC RESET FUSE 15V 100MA 0805
Lowest to $0.2529
YM120D260N150 Amphenol Advanced Sensors – Price, Stock & Datasheet
YM120D260N150
Amphenol Advanced Sensors
PTC RESET FUSE 265V 234MA RADIAL
Need more? Email Us
AHRF550 Littelfuse Inc. – Price, Stock & Datasheet
AHRF550
Littelfuse Inc.
PTC RESET FUSE 16V 5.5A RADIAL
Need more? Email Us

Top Sellers

PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6155
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.7519
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.7805
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $41.3948
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $4.1579
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1127

Pricing & Ordering

Quantity Unit Price Ext. Price
420+ $0.1199 $50.3580
1,020+ $0.0984 $100.3680
1,575+ $0.0953 $150.0975
2,170+ $0.0922 $200.0740
2,810+ $0.0891 $250.3710
3,755+ $0.0799 $300.0245
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 20,000 pieces
MOQ: 420 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess