SKU: 8940273992

FISCHER ELEKTRONIK FK 243 MI 247 O Heat Sink, TO-218/220/250, TO-218, TO-229, TO-247, TO-248, 18.7 °C/W, 27 mm, 20 mm, 9 mm

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Description

FISCHER ELEKTRONIK FK 243 MI 247 O Heat Sink, TO-218/220/250, TO-218, TO-229, TO-247, TO-248, 18.7 °C/W, 27 mm, 20 mm, 9 mmThis is a Heat Sink, TO 218 220 250, TO 218, TO 229, TO 247, TO 248, 18. 7 C W, 27 mm, 20 mm, 9 mm product from FISCHER ELEKTRONIK with the model number FK 243 MI 247 OProduct details External Diameter Metric Packages Cooled TO 218, TO 229, TO 247, TO 248 Heat Sink Material Copper Thermal Resistance 18. 7C W External Length Imperial 0. 35" External Length Metric 9mm External Width Metric 20mm External Diameter Imperial External Height Metric 27mm

This is a Heat Sink, TO-218/220/250, TO-218, TO-229, TO-247, TO-248, 18.7 °C/W, 27 mm, 20 mm, 9 mm product from FISCHER ELEKTRONIK with the model number FK 243 MI 247 O

Product details

External Diameter - Metric -
Packages Cooled TO-218, TO-229, TO-247, TO-248
Heat Sink Material Copper
Thermal Resistance 18.7°C/W
External Length - Imperial 0.35"
External Length - Metric 9mm
External Width - Metric 20mm
External Diameter - Imperial -
External Height - Metric 27mm
External Height - Imperial 1.06"
External Width - Imperial 0.79"
Product Range -

Other details

Brand FISCHER ELEKTRONIK
Part Number FK 243 MI 247 O
Quantity Each
Technical Data Sheet EN

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SKU: 8940273992

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4.6 ★★★★★
Based on 28 reviews
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H
Verified Purchase
Henry Holst
Phoenix, US
★★★★★ 5
Excellent service
Size: 19pcs
Received parts in no time. Parts fit perfectly. Vacuum cleaner is back in operation at a very low price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026
S
Verified Purchase
Sara Smithie
Lexington, US
★★★★★ 5
Excellent Deal
Size: Eufy A-21Packs
Great deal - pricing is fantastic making it easy to keep my little robo-vaccum running smoothly. The replacement parts are super easy to click into place - and having these multi packs will last a long time. Packaging is secure and the delivery was quick. The brush quality is excellent and function well with the exsisting parts already in place. These are not 'remakes' or 'versions' but an exact match to the originals. The replacement parts keep the same level of low noise and look intact. No guessing required. I'd recommend these for anyone with an Eufy RoboVac.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2026
M
Verified Purchase
Michael & Aimee Vaughn
Phoenix, US
★★★★★ 5
Stock up!
Size: Eufy A-21Packs
Exactly what I needed! Works great!
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Reviewed in the United States on May 18, 2026
J
Verified Purchase
James T.
Los Angeles, US
★★★★★ 5
Great value
Size: Eufy B-18Packs
This 18-pack of replacement parts for the eufy L50 and L60 robot vacuums is very handy. It includes everything needed to keep the vacuum running smoothly, making maintenance easy and convenient. Great value for anyone who owns these models! better price than the OEM.
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Reviewed in the United States on March 30, 2026
M
Verified Purchase
Martini81
Alexandria, US
★★★★★ 5
Perfect Fit & Performance
Style: with Pre-Filter
These are an excellent, cost-effective alternative to OEM parts. The brushes and filters fit securely, restore full suction power, and hold up well to daily use. A must-have for maintaining a Eufy RoboVac without the high brand-name price tag.
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Reviewed in the United States on March 24, 2026

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