Celsius difference per watt
°C/Wcx:delta_degC_W · Thermal resistance
1 °C/W = (1 Δ°C)^1 × (1 W)^-1.
- Quantity kind
- Thermal resistance
- SI dimension
L^-2 · M^-1 · T^3 · Θ- Allowed roles
- Scalar
- Unit system / convention
- Coherent SI
- Registry code
delta_degC_W
Scope and distinctions
Temperature factors are differences (intervals), explicitly declared in expression_roles. Absolute temperature offsets do not participate. Definition metadata, not a claim that an existing calculator is migrated.
Available operations
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Verification scope
New UUCE conversion paths have not been CVP-verified or production-attested. An exact unit definition is not a verification claim.
Candidate is a registry lifecycle state. It is not a completed review or CVP verification.
Definition sources
- BIPM — The International System of Units (SI)
9th edition, version 4.01, June 2026
Tables 4–7: coherent derived units, unit algebra and decimal prefixes
Source checked:Definition metadata attributed to BIPM; brochure licensed CC BY 4.0.
Definition and registry versions
- Definition revision
- 1.0.1
- Registry snapshot
- 0.3.0-preview.3 · preview
- Definition lifecycle
- candidate
- Definition owner
- core.metrology
- Definition digest
ace1af4ec0a7cb6d299c5b1c52cfe32b047e7a4ff93139286b6d3c8b4ae19477- Definition dependency digest
527ecd49548fbbbbff59d0cbee60a695dbea13186d28fc80fbc4b8a82cc0890e
Digests identify definition content; they are not CVP evidence or production attestations.