AINYSZIN Automotive Parts VSR Smart Battery Isolator Relay: Voltage sensitive relay
Ever been stuck with a dead battery in the middle of nowhere? The Smart Battery Isolator Relay is your camper's new best friend, making sure that doesn't happen. It's all about keeping your dual battery setup in check—charging the auxiliary battery only when the main one's got enough juice. No more worrying about draining your batteries dry; this gadget's got your back.
- Packing a 12V 140A capacity, it's like the Hulk of battery relays—strong and reliable.
- With separate charging control, it's like having a personal trainer for your batteries, ensuring they're always at their peak.
- And the best part? You won't need a degree in rocket science to install it. Fits most vehicles like a glove.
Features
- Dual battery charging
- 12V 140A capacity
- Separate charging control
- For camper vehicles
- Voltage sensitive relay
General specs
- Brand: AINYSZIN Automotive Parts
- Model: VSR
- Seller: Joom
- ID: 64ae8979f9016101772d9528
- Voltage: 12V
- Current: 140A
- Type: Voltage Sensitive Relay
- Application: Camper vehicles, Dual battery systems
- First listed by seller: 6/10/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$24.14
Last price update: 11/15/25
Out of stock
Price History for seller Joom
Shipping options
Delivery to 
Russia
Russia
Available
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
AINYSZIN Automotive Parts VSR Voltage sensitive relay
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Smart Isolator with Dual Batteries 12V 140A capacity
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Automatic Charge Switch for RVs 12V/24V automatic switching
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Automatic Charge Switch for RVs 12V/24V automatic switching
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Smart Adjustable Dual Battery Isolator with LCD Display 12V 140A capacity
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Smart Automatic Battery Charger Automatic charging
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| Brand | AINYSZIN Automotive Parts | Timeless Home | Elegant Living House | Optimized General | Automobile Club | TOMTOP JMS |
| Model | VSR | |||||
| Color | ||||||
| Rating |
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| Price | $24.14 | $62.89 | $48.55 | $91.56 | $138.11 | $45.91 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | November 20, 2025 | December 7, 2025 | December 8, 2025 | December 9, 2025 | December 31, 2025 | December 7, 2025 |
| Voltage | 12V | 12V | 12V, 24V | 12V, 24V | 12V | |
| Current | 140A | 140A | 140A | |||
| Type | Voltage Sensitive Relay | Automatic charge switch | Automatic charge switch | Smart adjustable battery isolator, Double battery, Voltage sensitive relay | ||
| Compatibility | Cars, Boats, Yachts, Trucks | RVs, motorhomes | 12V, 24V | |||
Smart Battery Isolator Relay
$24.14
Reviews
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