Voltage Lab slot: RTP and max win
Voltage Lab is a high-volatility slot by Velnixa Games on Stake Engine, released 3 Sep 2026. Its base game returns 90.27%, below the median Engine slot (96.02%). The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 1,300,038 spins. It has 5 bonus buys priced at 20× to 500× the bet; the best returns 90.35%, so each buy costs 4.83× the bet on average over the long run. It is the No. 6273 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v3. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 90.27% | 25,000× | 1 in 1,300,038 | 1 in 2.77 | 1 in 11 | 0.10× base | Simulate |
| Big Chance | Boosted spin | 5.00× | 90.33% | 25,000× | 1 in 300,001 | 1 in 2.30 | 1 in 11 | 0.48× base | Simulate |
| Ultra Chance | Boosted spin | 10× | 90.28% | 25,000× | 1 in 300,001 | 1 in 2.30 | 1 in 11 | 0.97× base | Simulate |
| Monster Rush | Bonus buy | 20× | 90.29% | 25,000× | 1 in 200,119 | 1 in 2.30 | 1 in 11 | 1.94× base | Simulate |
| Coin Reactor | Bonus buy | 30× | 90.26% | 25,000× | 1 in 200,278 | 1 in 2.30 | 1 in 11 | 2.92× base | Simulate |
| Charged Clusters | Bonus buy | 50× | 90.35% | 25,000× | 1 in 200,016 | 1 in 2.29 | 1 in 10 | 4.83× base | Simulate |
| Specimen Vault | Bonus buy | 100× | 90.27% | 25,000× | 1 in 160,006 | 1 in 1.04 | 1 in 3.84 | 9.74× base | Simulate |
| Reanimation | Bonus buy | 500× | 90.26% | 25,000× | 1 in 160,057 | every round | 1 in 7.40 | 48.69× base | Simulate |
Work out the cost of Voltage Lab bonus buys at your bet size
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v3 | 90.267% | Active |
Frequently asked
What is the RTP of Voltage Lab?
Base spins return 90.27% of the amount wagered over the long run, from the published outcome table for version 3. Its bonus buys return between 90.26% and 90.35%.
What is the max win in Voltage Lab and how likely is it?
The top payout is 25,000× the base bet. On a base spin it lands 1 in 1,300,038 spins. In the Charged Clusters buy (50×) 25,000× lands 1 in 200,016 buys.
Does Voltage Lab have a bonus buy, and what does it cost?
Yes, 5 buy modes. Monster Rush: 20× the base bet, 90.29% RTP, an expected cost of 1.94× the base bet per buy. Coin Reactor: 30× the base bet, 90.26% RTP, an expected cost of 2.92× the base bet per buy. Charged Clusters: 50× the base bet, 90.35% RTP, an expected cost of 4.83× the base bet per buy. Specimen Vault: 100× the base bet, 90.27% RTP, an expected cost of 9.74× the base bet per buy. Reanimation: 500× the base bet, 90.26% RTP, an expected cost of 48.69× the base bet per buy.
Is Voltage Lab high or low volatility?
High. Its base-mode standard deviation is 49.6× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
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