
MF-R110
Bourns Inc.
27 variants · Bourns Inc.All Circuit Protection →
The Bourns Inc. MFR1 Series series groups 27 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common approval agency of cURus, TUV, case of Radial, Disc and mounting of Through Hole. Variants differ by current - hold (Ih), current - max and current - trip, so you can match the exact current - hold (Ih) your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Bourns Inc. MFR1 Series variants and discontinued ones from a single page.
| Parameter | MF-R110 | MF-R1100 | MF-R1100-0-99 | MF-R110-0-99 | MF-R1100-AP-99 | MF-R110-2-99 |
|---|---|---|---|---|---|---|
| Current - hold (Ih) | 1.1 A | 11 A | 11 A | 1.1 A | 11 A | 1.1 A |
| Current - max | 40 A | 100 A | 100 A | 40 A | 100 A | 40 A |
| Current - trip | 2.2 A | 22 A | 22 A | 2.2 A | 22 A | 2.2 A |
| Height - seated | 0.551\" (14.00mm) | 1.295\" (32.90mm) | 1.295\" (32.90mm) | 0.551\" (14.00mm) | 1.295\" (32.90mm) | 0.551\" (14.00mm) |
| Lead spacing | 0.201\" (5.10mm) | 0.402\" (10.20mm) | 0.402\" (10.20mm) | 0.201\" (5.10mm) | 0.402\" (10.20mm) | 0.201\" (5.10mm) |
| Operating temperature | -40°C~85°C | -40°C~85°C | -40°C~85°C | -40°C~85°C | -40°C~85°C | -40°C~85°C |
| Package | Bulk | Bulk | Bulk | Bulk | Tape & Box (TB) | Tape & Reel (TR); Cut Tape (CT) |
| Resistance - initial (Ri) | 100 mOhms | 3 mOhms | 3 mOhms | 100 mOhms | 3 mOhms | 100 mOhms |
Request a quote on any Bourns Inc. MFR1 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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