diff --git a/lib/shared/convert-to-kicad-library.tsx b/lib/shared/convert-to-kicad-library.tsx
index ef58223a..dfee202f 100644
--- a/lib/shared/convert-to-kicad-library.tsx
+++ b/lib/shared/convert-to-kicad-library.tsx
@@ -2,6 +2,7 @@ import fs from "node:fs"
 import path from "node:path"
 import { pathToFileURL } from "node:url"
 import * as defaultCircuitJsonToKicadModule from "circuit-json-to-kicad"
+import { resolveAndLoadKicad3dModelFiles } from "circuit-json-to-kicad"
 import type {
   KicadLibraryConverterOptions,
   KicadLibraryConverterOutput,
@@ -124,38 +125,20 @@ export async function convertToKicadLibrary({
     }
   }
 
-  // Copy or fetch 3D model files to .3dshapes folders
-  // Local paths go to {libraryName}.3dshapes, CDN URLs go to tscircuit_builtin.3dshapes
-  if (kicadLibOutput.model3dSourcePaths.length > 0) {
-    for (const modelPath of kicadLibOutput.model3dSourcePaths) {
-      const filename = path.basename(modelPath)
-      const isRemote =
-        modelPath.startsWith("http://") || modelPath.startsWith("https://")
-      const shapesDir = isRemote
-        ? "tscircuit_builtin.3dshapes"
-        : `${libraryName}.3dshapes`
-      const destDir = path.join(outputDir, `3dmodels/${shapesDir}`)
-      fs.mkdirSync(destDir, { recursive: true })
-      const destPath = path.join(destDir, filename)
-
-      if (isRemote) {
-        try {
-          const response = await platformFetch(modelPath)
-          if (!response.ok) {
-            throw new Error(`${response.status} ${response.statusText}`)
-          }
-          const buffer = Buffer.from(await response.arrayBuffer())
-          fs.writeFileSync(destPath, buffer)
-        } catch (error) {
-          console.warn(
-            `Failed to fetch 3D model from ${modelPath}: ${error instanceof Error ? error.message : error}`,
-          )
-        }
-      } else if (fs.existsSync(modelPath)) {
-        fs.copyFileSync(modelPath, destPath)
-      }
-    }
-  }
+  await resolveAndLoadKicad3dModelFiles({
+    model3dSourcePaths: kicadLibOutput.model3dSourcePaths,
+    projectName: libraryName,
+    fetch: platformFetch,
+    readFile: (modelPath) => fs.promises.readFile(modelPath),
+    onModelFile: ({ outputPath, content }) => {
+      const outputFilePath = path.join(outputDir, outputPath)
+      fs.mkdirSync(path.dirname(outputFilePath), { recursive: true })
+      fs.writeFileSync(outputFilePath, content)
+    },
+    onError: ({ sourcePath }) => {
+      console.warn(`Failed to load 3D model from ${sourcePath}`)
+    },
+  })
 
   return {
     outputDir,
diff --git a/lib/shared/export-snippet.ts b/lib/shared/export-snippet.ts
index a0ad652a..ef5b9c6a 100644
--- a/lib/shared/export-snippet.ts
+++ b/lib/shared/export-snippet.ts
@@ -10,6 +10,7 @@ import {
   CircuitJsonToKicadPcbConverter,
   CircuitJsonToKicadProConverter,
   CircuitJsonToKicadSchConverter,
+  resolveAndLoadKicad3dModelFiles,
 } from "circuit-json-to-kicad"
 import { convertCircuitJsonToReadableNetlist } from "circuit-json-to-readable-netlist"
 import {
@@ -266,33 +267,19 @@ export const exportSnippet = async ({
       zip.file(`${outputBaseName}.kicad_pcb`, pcbConverter.getOutputString())
       zip.file(`${outputBaseName}.kicad_pro`, proConverter.getOutputString())
 
-      const platformFetch = platformConfig?.platformFetch ?? globalThis.fetch
-      for (const modelPath of pcbConverter.getModel3dSourcePaths()) {
-        const fileName = path.basename(modelPath)
-        const isRemote =
-          modelPath.startsWith("http://") || modelPath.startsWith("https://")
-        const shapesDir = isRemote
-          ? "tscircuit_builtin.3dshapes"
-          : `${outputBaseName}.3dshapes`
-        const zipPath = `3dmodels/${shapesDir}/${fileName}`
-
-        if (isRemote) {
-          try {
-            const response = await platformFetch(modelPath)
-            if (response.ok) {
-              const buffer = Buffer.from(await response.arrayBuffer())
-              zip.file(zipPath, buffer)
-            }
-          } catch (error) {
-            console.warn(`Failed to fetch 3D model from ${modelPath}`)
-          }
-        } else {
-          const resolvedPath = path.resolve(projectDir, modelPath)
-          if (fs.existsSync(resolvedPath)) {
-            zip.file(zipPath, await fs.promises.readFile(resolvedPath))
-          }
-        }
-      }
+      await resolveAndLoadKicad3dModelFiles({
+        model3dSourcePaths: pcbConverter.getModel3dSourcePaths(),
+        projectName: outputBaseName,
+        fetch: platformConfig?.platformFetch ?? globalThis.fetch,
+        readFile: (modelPath) =>
+          fs.promises.readFile(path.resolve(projectDir, modelPath)),
+        onModelFile: ({ outputPath, content }) => {
+          zip.file(outputPath, content)
+        },
+        onError: ({ sourcePath }) => {
+          console.warn(`Failed to load 3D model from ${sourcePath}`)
+        },
+      })
 
       outputContent = await zip.generateAsync({ type: "nodebuffer" })
       break