diff --git a/apps/api/src/services/billmanager/context.ts b/apps/api/src/services/billmanager/context.ts
index 56bc941..40248c5 100644
--- a/apps/api/src/services/billmanager/context.ts
+++ b/apps/api/src/services/billmanager/context.ts
@@ -6,6 +6,7 @@ type ProviderRow = typeof schema.providers.$inferSelect
 export interface BillmanagerSyncAccount extends AccountRow {
   apiType: 'billmanager'
   apiBaseUrl: string
+  providerBaseCurrency?: string | null
 }
 
 export function resolveBillmanagerApi(
@@ -25,5 +26,5 @@ export function billmanagerAccountRowForSync(
   const { apiType, apiBaseUrl } = resolveBillmanagerApi(accountRow, providerRow)
   const cred = String(accountRow.apiCredentials || '').trim()
   if (apiType !== 'billmanager' || !apiBaseUrl || !cred) return null
-  return { ...accountRow, apiType: 'billmanager', apiBaseUrl }
+  return { ...accountRow, apiType: 'billmanager', apiBaseUrl, providerBaseCurrency: providerRow?.baseCurrency ?? null }
 }
diff --git a/apps/api/src/services/billmanager/sync.ts b/apps/api/src/services/billmanager/sync.ts
index dc79640..8e30767 100644
--- a/apps/api/src/services/billmanager/sync.ts
+++ b/apps/api/src/services/billmanager/sync.ts
@@ -6,6 +6,7 @@ import { and, eq, like, or } from 'drizzle-orm'
 import { getDb, schema } from '@cfdm/db'
 
 import type { BillmanagerSyncAccount } from './context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 import { mapPaymentToPayment, mapVdsToVps } from './mappers.js'
 import {
   fetchDashboardInfo,
@@ -72,11 +73,13 @@ export async function syncFromBillmanager(
   const fetchVpsPayments = !skipVpsPayments
   const fetchTariffs = !skipTariffs
 
+  const fallbackCurrency = syncFallbackCurrency(account)
+
   const [vdsItems, paymentItems, dashboardInfo, tariffResult] = await Promise.all([
     fetchVpsPayments ? fetchVds(apiBaseUrl, authinfo) : [],
     fetchVpsPayments ? fetchPayments(apiBaseUrl, authinfo, {}) : [],
     fetchVpsPayments
-      ? fetchDashboardInfo(apiBaseUrl, authinfo, { fallbackCurrency: account.currency }).catch(() => null)
+      ? fetchDashboardInfo(apiBaseUrl, authinfo, { fallbackCurrency }).catch(() => null)
       : null,
     fetchTariffs
       ? fetchVdsOrderPricelistAllDatacenters(apiBaseUrl, authinfo).catch((err) => {
@@ -253,7 +256,7 @@ export async function syncFromBillmanager(
     db.update(schema.providerAccounts)
       .set({
         balanceApi: dashboardInfo.balance,
-        balanceCurrency: dashboardInfo.currency || 'RUB',
+        balanceCurrency: dashboardInfo.currency || fallbackCurrency,
         balanceUpdatedAt: new Date().toISOString(),
         enoughmoneyto: dashboardInfo.enoughmoneyto || '',
       })
diff --git a/apps/api/src/services/fourvps/context.ts b/apps/api/src/services/fourvps/context.ts
index f41842a..9119e17 100644
--- a/apps/api/src/services/fourvps/context.ts
+++ b/apps/api/src/services/fourvps/context.ts
@@ -9,6 +9,7 @@ export interface FourvpsSyncAccount extends AccountRow {
   apiBaseUrl: string
   panelId: number | null
   apiKey: string
+  providerBaseCurrency?: string | null
 }
 
 export function resolveFourvpsApi(
@@ -29,5 +30,5 @@ export function fourvpsAccountRowForSync(
   const cred = String(accountRow.apiCredentials || '').trim()
   const { panelId, apiKey } = parseFourVpsCredentials(cred)
   if (apiType !== '4vps' || !apiBaseUrl || !apiKey) return null
-  return { ...accountRow, apiType: '4vps', apiBaseUrl, panelId, apiKey }
+  return { ...accountRow, apiType: '4vps', apiBaseUrl, panelId, apiKey, providerBaseCurrency: providerRow?.baseCurrency ?? null }
 }
diff --git a/apps/api/src/services/fourvps/sync.ts b/apps/api/src/services/fourvps/sync.ts
index ae70a08..a4c1545 100644
--- a/apps/api/src/services/fourvps/sync.ts
+++ b/apps/api/src/services/fourvps/sync.ts
@@ -6,6 +6,7 @@ import { and, eq, like, or } from 'drizzle-orm'
 import { getDb, schema } from '@cfdm/db'
 
 import type { FourvpsSyncAccount } from './context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 import { mapServerToVps } from './mappers.js'
 import {
   fetchDcList,
@@ -77,10 +78,12 @@ export async function syncFromFourvps(
   const fetchVpsData = !skipVpsPayments
   const fetchTariffs = !skipTariffs
 
+  const fallbackCurrency = syncFallbackCurrency(account)
+
   const [servers, balanceInfo, tariffItems, dcMap] = await Promise.all([
     fetchVpsData ? fetchMyServers(apiBaseUrl, credentials) : [],
     fetchVpsData
-      ? fetchUserBalance(apiBaseUrl, credentials, account.currency || 'RUB').catch(() => null)
+      ? fetchUserBalance(apiBaseUrl, credentials, fallbackCurrency).catch(() => null)
       : null,
     fetchTariffs ? fetchTarifList(apiBaseUrl, credentials).catch(() => []) : [],
     fetchVpsData || fetchTariffs ? fetchDcList(apiBaseUrl, credentials).catch(() => new Map()) : new Map(),
@@ -217,7 +220,7 @@ export async function syncFromFourvps(
     db.update(schema.providerAccounts)
       .set({
         balanceApi: balanceInfo.balance,
-        balanceCurrency: balanceInfo.currency || 'RUB',
+        balanceCurrency: balanceInfo.currency || fallbackCurrency,
         balanceUpdatedAt: new Date().toISOString(),
         enoughmoneyto: '',
       })
diff --git a/apps/api/src/services/providers/billmanager-adapter.ts b/apps/api/src/services/providers/billmanager-adapter.ts
index 850c763..7ed8347 100644
--- a/apps/api/src/services/providers/billmanager-adapter.ts
+++ b/apps/api/src/services/providers/billmanager-adapter.ts
@@ -1,6 +1,7 @@
 import { syncFromBillmanager } from '../billmanager/sync.js'
 import { testConnection as bmTestConnection, fetchDashboardInfo } from '../billmanager/operations.js'
 import type { BillmanagerSyncAccount } from '../billmanager/context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 
 import type { ProviderAdapter, SyncResult } from './types.js'
 
@@ -28,12 +29,13 @@ export const billmanagerAdapter: ProviderAdapter = {
   },
 
   async fetchBalance(account: BillmanagerSyncAccount) {
+    const fallbackCurrency = syncFallbackCurrency(account)
     const info = await fetchDashboardInfo(account.apiBaseUrl, String(account.apiCredentials).trim(), {
-      fallbackCurrency: account.currency,
+      fallbackCurrency,
     })
     return {
       balance: info.balance,
-      currency: info.currency || 'RUB',
+      currency: info.currency || fallbackCurrency,
       enoughmoneyto: info.enoughmoneyto || '',
     }
   },
diff --git a/apps/api/src/services/providers/fourvps-adapter.ts b/apps/api/src/services/providers/fourvps-adapter.ts
index c69e828..43bfaa9 100644
--- a/apps/api/src/services/providers/fourvps-adapter.ts
+++ b/apps/api/src/services/providers/fourvps-adapter.ts
@@ -4,6 +4,7 @@ import {
   testConnection as fourvpsTestConnection,
 } from '../fourvps/operations.js'
 import type { FourvpsSyncAccount } from '../fourvps/context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 
 import type { ProviderAdapter, SyncResult } from './types.js'
 
@@ -33,10 +34,11 @@ export const fourvpsAdapter: ProviderAdapter = {
   async fetchBalance(account: FourvpsSyncAccount) {
     const cred =
       account.panelId != null ? `${account.panelId}:${account.apiKey}` : account.apiKey
-    const info = await fetchFourvpsBalance(account.apiBaseUrl, cred, account.currency || 'RUB')
+    const fallbackCurrency = syncFallbackCurrency(account)
+    const info = await fetchFourvpsBalance(account.apiBaseUrl, cred, fallbackCurrency)
     return {
       balance: info.balance,
-      currency: info.currency || 'RUB',
+      currency: info.currency || fallbackCurrency,
       enoughmoneyto: '',
     }
   },
diff --git a/apps/api/src/services/providers/userapi-adapter.ts b/apps/api/src/services/providers/userapi-adapter.ts
index 8829a22..20eea56 100644
--- a/apps/api/src/services/providers/userapi-adapter.ts
+++ b/apps/api/src/services/providers/userapi-adapter.ts
@@ -1,6 +1,7 @@
 import { syncFromUserApi } from '../userapi/sync.js'
 import { fetchBalance, testConnection } from '../userapi/operations.js'
 import type { UserApiSyncAccount } from '../userapi/context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 
 import type { ProviderAdapter, SyncResult } from './types.js'
 
@@ -28,14 +29,15 @@ export const userapiAdapter: ProviderAdapter = {
   },
 
   async fetchBalance(account: UserApiSyncAccount) {
+    const fallbackCurrency = syncFallbackCurrency(account)
     const info = await fetchBalance(
       account.apiBaseUrl,
       account.apiToken,
-      account.currency || 'RUB',
+      fallbackCurrency,
     )
     return {
       balance: info.balance,
-      currency: info.currency || 'RUB',
+      currency: info.currency || fallbackCurrency,
       enoughmoneyto: info.enoughmoneyto || '',
     }
   },
diff --git a/apps/api/src/services/userapi/context.ts b/apps/api/src/services/userapi/context.ts
index 1b36048..62fd1a7 100644
--- a/apps/api/src/services/userapi/context.ts
+++ b/apps/api/src/services/userapi/context.ts
@@ -9,6 +9,7 @@ export interface UserApiSyncAccount extends AccountRow {
   apiType: UserApiType
   apiBaseUrl: string
   apiToken: string
+  providerBaseCurrency?: string | null
 }
 
 export function resolveUserApi(
@@ -31,5 +32,11 @@ export function userApiAccountRowForSync(
   const resolved = resolveUserApi(accountRow, providerRow)
   const apiToken = parseUserApiToken(accountRow.apiCredentials)
   if (!resolved || !resolved.apiBaseUrl || !apiToken) return null
-  return { ...accountRow, apiType: resolved.apiType, apiBaseUrl: resolved.apiBaseUrl, apiToken }
+  return {
+    ...accountRow,
+    apiType: resolved.apiType,
+    apiBaseUrl: resolved.apiBaseUrl,
+    apiToken,
+    providerBaseCurrency: providerRow?.baseCurrency ?? null,
+  }
 }
diff --git a/apps/api/src/services/userapi/sync.ts b/apps/api/src/services/userapi/sync.ts
index a4cf96d..d13a07c 100644
--- a/apps/api/src/services/userapi/sync.ts
+++ b/apps/api/src/services/userapi/sync.ts
@@ -6,6 +6,7 @@ import { and, eq, like, or } from 'drizzle-orm'
 import { getDb, schema } from '@cfdm/db'
 
 import type { UserApiSyncAccount } from './context.js'
+import { syncFallbackCurrency } from '@cfdm/shared/utils/account-balance'
 import { mapOperationToPayment, mapServerToVps } from './mappers.js'
 import {
   fetchBalance,
@@ -72,10 +73,12 @@ export async function syncFromUserApi(
   const fetchVpsData = !skipVpsPayments
   const fetchTariffs = !skipTariffs
 
+  const fallbackCurrency = syncFallbackCurrency(account)
+
   const [servers, balanceInfo, tariffItems, operations] = await Promise.all([
     fetchVpsData ? fetchServersWithDetails(apiBaseUrl, credentials) : [],
     fetchVpsData
-      ? fetchBalance(apiBaseUrl, credentials, account.currency || 'RUB').catch(() => null)
+      ? fetchBalance(apiBaseUrl, credentials, fallbackCurrency).catch(() => null)
       : null,
     fetchTariffs ? fetchTariffList(apiBaseUrl, credentials).catch(() => []) : [],
     fetchVpsData ? fetchOperations(apiBaseUrl, credentials).catch(() => []) : [],
@@ -223,7 +226,7 @@ export async function syncFromUserApi(
     )
 
     for (const item of operations) {
-      const payment = mapOperationToPayment(item, apiType, accountId, account.currency || 'RUB')
+      const payment = mapOperationToPayment(item, apiType, accountId, fallbackCurrency)
       if (!payment) continue
       const note = payment.note
       if (existingPayments.has(note)) continue
@@ -250,7 +253,7 @@ export async function syncFromUserApi(
     db.update(schema.providerAccounts)
       .set({
         balanceApi: balanceInfo.balance,
-        balanceCurrency: balanceInfo.currency || 'RUB',
+        balanceCurrency: balanceInfo.currency || fallbackCurrency,
         balanceUpdatedAt: new Date().toISOString(),
         enoughmoneyto: balanceInfo.enoughmoneyto || '',
       })
diff --git a/apps/web/src/lib/account.ts b/apps/web/src/lib/account.ts
index 6ce9371..6829dc6 100644
--- a/apps/web/src/lib/account.ts
+++ b/apps/web/src/lib/account.ts
@@ -1 +1 @@
-export { accountBalanceApi, accountBalanceCurrency } from '@cfdm/shared/utils/account-balance'
+export { accountBalanceApi, accountBalanceCurrency, effectiveAccountBalanceCurrency } from '@cfdm/shared/utils/account-balance'
diff --git a/apps/web/src/routes/_auth/accounts.tsx b/apps/web/src/routes/_auth/accounts.tsx
index 8d96ff6..5cdaade 100644
--- a/apps/web/src/routes/_auth/accounts.tsx
+++ b/apps/web/src/routes/_auth/accounts.tsx
@@ -33,7 +33,7 @@ import {
   providerAccountFormDefaults,
 } from '@/components/domain/account-edit-sheet'
 import type { ProviderAccountFormValues } from '@/lib/schemas'
-import { accountBalanceApi, accountBalanceCurrency } from '@/lib/account'
+import { accountBalanceApi, effectiveAccountBalanceCurrency } from '@/lib/account'
 import type { ProviderAccount } from '@/types/entities'
 import { providerByIdMap, accountBillmanagerUiReady, billmanagerSyncableAccounts } from '@/lib/billmanager'
 import { billingModeLabel, formatCurrency, formatRelativeTime } from '@/lib/format'
@@ -337,7 +337,7 @@ function AccountsPage() {
       cell: (a) => {
         const provider = providerById.get(a.providerId)
         if (!accountBillmanagerUiReady(a, provider)) return <span className="text-muted-foreground">—</span>
-        const cur = accountBalanceCurrency(a)
+        const cur = effectiveAccountBalanceCurrency(a, provider)
         const ext = a as ProviderAccount & { enoughmoneyto?: string }
         return dataGridCellStack(
           formatCurrency(accountBalanceApi(a) ?? 0, cur),
diff --git a/packages/shared/src/utils/account-balance.ts b/packages/shared/src/utils/account-balance.ts
index fda5351..6d14e33 100644
--- a/packages/shared/src/utils/account-balance.ts
+++ b/packages/shared/src/utils/account-balance.ts
@@ -1,3 +1,5 @@
+import { resolveProviderCurrency } from './currency.js'
+
 /** Баланс API аккаунта (camelCase из API и snake_case в типах). */
 export function accountBalanceApi(account: {
   balance_api?: number | null
@@ -16,3 +18,26 @@ export function accountBalanceCurrency(account: {
 }): string {
   return account.balance_currency ?? account.balanceCurrency ?? account.currency ?? 'RUB'
 }
+
+/** Валюта баланса с учётом baseCurrency хостера (как effectiveVpsTariffCurrency для тарифов). */
+export function effectiveAccountBalanceCurrency(
+  account: {
+    balance_currency?: string
+    balanceCurrency?: string
+    currency?: string
+  },
+  provider?: { baseCurrency?: string | null } | null,
+): string {
+  const provRaw = (provider?.baseCurrency ?? '').trim()
+  if (provRaw) return provRaw
+  return accountBalanceCurrency(account)
+}
+
+export function syncFallbackCurrency(
+  account: { currency?: string | null; providerBaseCurrency?: string | null },
+): string {
+  return resolveProviderCurrency(
+    { baseCurrency: account.providerBaseCurrency },
+    account.currency,
+  )
+}
diff --git a/packages/shared/src/utils/currency.ts b/packages/shared/src/utils/currency.ts
new file mode 100644
index 0000000..4811b91
--- /dev/null
+++ b/packages/shared/src/utils/currency.ts
@@ -0,0 +1,12 @@
+/** Валюта хостера: настройки провайдера → аккаунт → fallback. */
+export function resolveProviderCurrency(
+  provider?: { baseCurrency?: string | null } | null,
+  accountCurrency?: string | null,
+  fallback = 'RUB',
+): string {
+  const fromProvider = (provider?.baseCurrency ?? '').trim()
+  if (fromProvider) return fromProvider
+  const fromAccount = (accountCurrency ?? '').trim()
+  if (fromAccount) return fromAccount
+  return fallback
+}