Data captured: · Published: · Update delayed: this release is over 8 days old.
Series reference image, not this exact model · from harmonicdrive.net
1 / 1
1 / 1specs 3evidence [n]sources 3
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30Reduction ratio
0.5 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 —
Weightweight
value
as printed 0.50.5 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 0.50.5 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 3, 3 shown
Source documents.
3 sources the values were read from
3 documents
harmonicdrive.net/_hd/content/documents1/RSF-Bmini_manual.pdfMaker's document · 1 valueRetrieved 2026-09-03
harmonicdrive.net/products/rotary-actuators/actuators-without-hollow-shaft/rsf-miniMaker's document · 1 valueRetrieved 2026-09-08
harmonicdrive.net/products/miniature-products/miniature-actuators/rsf-miniMaker's document · 1 valueRetrieved 2026-09-08
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
Build a joint around this part.
Put a motor, a reducer and an encoder into the slots to see whether they combine.
Check joint combinationsJOINT · RSF-11B · B · Motors
StatusNeeds checking
- Missing specs for the joint check
- No verdict: the specification keys it needs are not settled
To settle before a verdict
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This supplier's parts 1,815Supplier page
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