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Components › B · Motors › Harmonic Drive Systems
RSF-8BAdd to cart
Series reference image, not this exact model · from harmonicdrive.netRSF-8B — RSF-8B catalogue figure, p.1 — manufacturer series reference image1 / 1
哈默纳科（上海）商贸有限公司 · Harmonic Drive Systems

RSF-8B

B · Motors · active · sources 3
specs 5evidence [n]sources 3

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30Reduction ratio
0.3 kgWeight
1

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Specs.

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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Reduction ratioreduction_ratio
value
as printed 1：3030
source sentenceGear ratio 1：30 1：50 1：100 1：30 1：50 1：100 1：30 1：50 1：100
sourcehttps://www.harmonicdrive.net/_hd/content/documents1/RSF-Bmini_manual.pdf · p.13 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Materialmaterial
value
Specific gravity
source sentenceMaterial Specific gravity
sourcehttps://www.harmonicdrive.net/_hd/content/documents1/RSF-Bmini_manual.pdf · p.28 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Materialmaterial
value
Specific gravity
source sentenceMaterial Specific gravity
sourcehttps://www.harmonicdrive.net/_hd/content/documents1/RSF-Bmini_manual.pdf · p.28 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Weightweight
value
as printed 0.30.3 kg
source sentenceMass Kg 0.3 0.3 0.3 0.5 0.5 0.5 0.8 0.8 0.8
sourcehttps://www.harmonicdrive.net/products/rotary-actuators/actuators-without-hollow-shaft/rsf-mini · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
Weightweight
value
as printed 0.30.3 kg
source sentenceMass Kg 0.3 0.3 0.3 0.5 0.5 0.5 0.8 0.8 0.8
sourcehttps://www.harmonicdrive.net/products/miniature-products/miniature-actuators/rsf-mini · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-08Changed —
specs 5, 5 shown

Source documents.

3 sources the values were read from

3 documents
harmonicdrive.net/_hd/content/documents1/RSF-Bmini_manual.pdfMaker's document · 3 valuesRetrieved 2026-09-03
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-09-03first collected · 3 sources
Next update2026-10-01

Change history kept

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JOINT · RSF-8B · B · Motors
StatusNeeds checking
  • Missing specs for the joint check
  • No verdict: the specification keys it needs are not settled

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Supplier.

WRC 2026 Beijing exhibitors, and other suppliers.

哈默纳科（上海）商贸有限公司Harmonic Drive Systems
WRC2026-B-008Hall BBooth B110CNharmonicdrive.net · official
This supplier's parts 1,815Supplier page

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