# RPS Radioisotope Power System at Sunol, California, USA (Vallecitos Nuclear Center): deployment

Canonical ID: `ad36b830-96ef-4efc-9555-a329766bd220`

[Zeno Power](/companies/zeno-power.md) establishing nuclear battery manufacturing facility at Vallecitos Nuclear Center in Sunol, CA. Partnered with NorthStar to restore hot cell infrastructure. $7.5M DoD contract to build RPS and $30M Air Force contract for radioisotope-powered satellite by 2025.

**Trust tier:** Unverified

_Last updated: 2026-08-08_

- **Slug:** zeno-rps-sunol-california-us
- **Status:** announced
- **Model:** [RPS Radioisotope Power System](/models/zeno-rps.md) (id: `24860c2a-80e0-4c08-a773-94f2b4c1f27e`)
- **Category:** [Space](/space)
- **Company:** [Zeno Power](/companies/zeno-power.md) (id: `657e1aa0-b3d8-4cba-b762-54a8aebd9473`)
- **Location:** [Sunol, California, USA (Vallecitos Nuclear Center)](/locations/sunol-california-us.md) (id: `06dc4ea3-81bd-4dc6-a8b7-c9945423b4be`)
- **First seen:** 2026-05-01T00:00:00.000Z

## Verification log (0, append-only)

_No verifications recorded._

## Sources (1)

1. https://www.zenopower.com/announcements/zeno-power-industrializes-nuclear-battery-production-at-historic-vallecitos-nuclear-center

## Common questions

### What is the RPS Radioisotope Power System deployment at Sunol, California, USA (Vallecitos Nuclear Center)?

RPS Radioisotope Power System, built by Zeno Power, is recorded as a deployment at Sunol, California, USA (Vallecitos Nuclear Center) on the DEPLOY registry. Zeno Power operates the deployment directly.

### Who operates RPS Radioisotope Power System at Sunol, California, USA (Vallecitos Nuclear Center)?

Zeno Power, the manufacturer of RPS Radioisotope Power System, operates this deployment directly. This is a maker-deploys-its-own-product arrangement rather than a customer pilot.

### When did the RPS Radioisotope Power System deployment at Sunol, California, USA (Vallecitos Nuclear Center) go live?

The deployment is recorded as starting May 1, 2026 on the DEPLOY registry. Earlier activity may exist but is not yet sourced.

### Is the RPS Radioisotope Power System deployment at Sunol, California, USA (Vallecitos Nuclear Center) still active?

As of the most recent verification on the DEPLOY registry, this deployment is announced but not yet operating.

### Have there been incidents at the RPS Radioisotope Power System deployment at Sunol, California, USA (Vallecitos Nuclear Center)?

No active incidents affecting this deployment are recorded on the DEPLOY registry. Absence of recorded incidents is not a guarantee no incident occurred; DEPLOY records only sourced incidents and suppresses retracted ones.


_API: GET /v1/robots/ad36b830-96ef-4efc-9555-a329766bd220 · feeds: GET /v1/feeds?deploymentId=ad36b830-96ef-4efc-9555-a329766bd220 · canonical URL: /deployments/zeno-rps-sunol-california-us_