Available 24/7 at
0755-82798135Bourns Inc. MF-RX300/72-AP-14
MF-RX300/72-AP-14 Supplier & Distributor
MF-RX300/72-AP-14 is an electronic component manufactured by Bourns Inc.. We are a professional electronic components supplier providing original parts with large stock available in Shenzhen Huaqiangbei.
We supply MF-RX300/72-AP-14 with competitive pricing, fast global delivery and reliable sourcing services for OEM, EMS and electronic trading companies.
- Original and genuine components
- Large stock inventory available
- Fast worldwide shipping
- Support for bulk orders
- Part No.:
- MF-RX300/72-AP-14
- Manufacturer:
- Bourns Inc.
- Category:
- PTC Resettable Fuses
- Package:
- Radial, Disc
- Datasheet:
-
MF-RX300/72-AP-14.pdf
- Description:
- PTC RESET FUSE 72V 3A RADIAL
- Quantity:
Unit Price:$0
Ext Price:$0
- Payment:

- Shipping:

Inventory:2,416
Send us your inquiry,we will respond immediately.
About MF-RX300/72-AP-14
Looking for MF-RX300/72-AP-14 supplier or distributor? Tomato Electronics provides high-quality electronic components including MLCC capacitors, tantalum capacitors, ICs, diodes and more.
Contact us now for quotation and availability of MF-RX300/72-AP-14.
MF-RX300/72-AP-14 Specifications
- Specifications
- FAQ
- The Posts
- Attributes
- Property Value
- Manufacturer
- Bourns Inc.
- Package/Case:
- Radial, Disc
- Series:
- Multifuse®, MF-RX/72
- Packaging:
- Tape & Box (TB)
- Product Status:
- Active
- Type:
- Polymeric
- Voltage - Max:
- 72V
- Current - Hold (Ih) (Max):
- 3 A
- Current - Trip (It):
- 6 A
- Current - Max:
- 40 A
- Time to Trip:
- 19.8 s
- Resistance - Initial (Ri) (Min):
- 40 mOhms
- Resistance - Post Trip (R1) (Max):
- 100 mOhms
- Resistance - 25°C (Typ):
- -
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Ratings:
- -
- Mounting Type:
- Through Hole
- Size / Dimension:
- 0.814" L x 0.122" W (20.67mm x 3.10mm)
- Height - Seated (Max):
- 0.834" (21.18mm)
- Thickness (Max):
- -
- Lead Spacing:
- 0.201" (5.10mm)
- Category:
- PTC Resettable Fuses
1. How to order MF-RX300/72-AP-14 from Hong Kong Tomato Electronics Co., Limited?
You can submit an RFQ for MF-RX300/72-AP-14 directly on our website. After receiving your request, our sales team will contact you with price, availability, lead time and order details. Once you confirm the quotation, we will help you complete the order process.
2. How does Hong Kong Tomato Electronics Co., Limited ensure that MF-RX300/72-AP-14 is original and reliable?
Hong Kong Tomato Electronics Co., Limited works with qualified supply channels and applies strict quality control procedures for electronic components including MF-RX300/72-AP-14. We pay close attention to supplier screening, product verification and delivery quality to help customers source with confidence.
3. Are the price and inventory of MF-RX300/72-AP-14 accurate?
The price and inventory of MF-RX300/72-AP-14 may change due to market conditions and stock movement. We update information as frequently as possible, but final quotation and availability should be confirmed by our sales team. In most cases, quotations are valid for 3 to 5 days.
4. What payment methods are accepted?
We usually accept Wire Transfer, PayPal, Alipay, WeChat Pay, Credit Card, Western Union and other agreed payment methods, depending on the order and customer location.
Please note that some payment methods may involve additional handling charges.
5. How is the shipping arranged?
Customers can choose major international carriers such as DHL, UPS, FedEx and other available shipping methods. Shipping options depend on package size, destination and delivery urgency.
After shipment, our team will send you the shipping status and tracking number by email.
Please note that tracking information may take some time to become active after dispatch.
6. What is the return or replacement policy for MF-RX300/72-AP-14?
All shipments are checked before dispatch. If there is a confirmed issue related to the delivered MF-RX300/72-AP-14, such as incorrect quantity, wrong item or verified product problem, please contact us as soon as possible.
Return or replacement requests are usually accepted only when the part remains unused and in its original packaging, and when the issue is reported within the agreed time after delivery.
Please contact our team first before returning any goods so that we can confirm the issue and provide return instructions.
7. How can I get technical support, such as the datasheet or specifications for MF-RX300/72-AP-14?
If you need technical support for MF-RX300/72-AP-14, including datasheets, specifications or general product information, please contact our sales team. We will do our best to help you obtain the relevant information.

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- Comparison
- Related
| Images | ![]() |
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| Part No. | MF-MSMF014-2 | MF-NSMF012-2 | MF-MSMF020-2 | MF-NSMF050-2 | MF-MSMF030-2 |
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Package/Case | 1812 (4532 Metric), Concave | 1206 (3216 Metric), Concave | 1812 (4532 Metric), Concave | 1206 (3216 Metric), Concave | 1812 (4532 Metric), Concave |
| Series | Multifuse®, MF-MSMF | Multifuse®, MF-NSMF | Multifuse®, MF-MSMF | Multifuse®, MF-NSMF | Multifuse®, MF-MSMF |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active | Active |
| Type | Polymeric | Polymeric | Polymeric | Polymeric | Polymeric |
| Voltage - Max | 60V | 30V | 30V | 13.2V | 30V |
| Current - Hold (Ih) (Max) | 140 mA | 120 mA | 200 mA | 500 mA | 300 mA |
| Current - Trip (It) | 340 mA | 290 mA | 400 mA | 1 A | 600 mA |
| Current - Max | 40 A | 10 A | 80 A | 100 A | 10 A |
| Time to Trip | 150 ms | 200 ms | 60 ms | 100 ms | 100 ms |
| Resistance - Initial (Ri) (Min) | 400 mOhms | 1.35 Ohms | 400 mOhms | 150 mOhms | 300 mOhms |
| Resistance - Post Trip (R1) (Max) | 6.5 Ohms | 8.5 Ohms | 6 Ohms | 700 mOhms | 3 Ohms |
| Resistance - 25°C (Typ) | - | - | - | - | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Grade | Automotive | Automotive | Automotive | Automotive | Automotive |
| Qualification | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 | AEC-Q200 |
| Ratings | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Size / Dimension | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.179" L x 0.128" W (4.55mm x 3.24mm) |
| Height - Seated (Max) | - | - | - | - | - |
| Thickness (Max) | 0.043" (1.10mm) | 0.043" (1.10mm) | 0.043" (1.10mm) | 0.033" (0.85mm) | 0.043" (1.10mm) |
| Lead Spacing | - | - | - | - | - |
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