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⚡ Stay powered, stay protected — the switch your system deserves!
The DIHOOL Heavy Duty Battery Disconnect Switch is a 300 Amp DC circuit breaker engineered for high-performance power stations and solar systems. Supporting a wide voltage range from 12V to 400V, it features thermal magnetic trip technology for reliable overload and short circuit protection. Its front-accessible design simplifies installation and maintenance, while included spark separators enhance safety. Trusted by professionals, this rugged switch ensures your critical DC applications run smoothly and securely.
























| ASIN | B09P4RSPYY |
| Best Sellers Rank | #8,786 in Automotive ( See Top 100 in Automotive ) #15 in Automotive Replacement Circuit Breaker Switches |
| Brand | DIHOOL |
| Brand Name | DIHOOL |
| Circuit Breaker Type | Standard |
| Current Rating | 300 Amps |
| Customer Reviews | 4.7 out of 5 stars 146 Reviews |
| Included Components | termianl |
| Item Dimensions D x W x H | 5.91"D x 7.87"W x 5.51"H |
| Item Weight | 1.52 Kilograms |
| Manufacturer | DIHOOL ELECTRIC |
| Model | DHM1B-2P-300A |
| Mounting Type | Screw Mount |
| Number Of Poles | 2 |
| Number of Poles | 2 |
| Part Number | DHM1B-2P-300A |
| Product Dimensions | 5.91"D x 7.87"W x 5.51"H |
| Voltage | 400 Volts |
K**A
Very good component
Works wàll from it was first uses
M**S
Excellent product
Works exactly as advertised
S**G
Great cutoff for solar battery
This is a very sturdy switch you can use to protect your power wall-inverter circuit. It comes with tools and the capacity is just right to protect a 6,000 Watt inverter and to keep your house from burning down.
T**8
Nice Breaker
These are a nice quality breaker at a good price. I would highly recommend. I bought four of these for battery cutoffs.
J**S
Great Quality
This is high quality, both a switch and a breaker for solar systems. Easier and cheaper than buying a breaker and a disconnect switch. Also easier to wire.
A**Y
Looks good quality
Looks and feels ok,.not tested yet
N**O
Nice item
Looks good quality
B**N
Calidad
No me llego pero estoy seguro que la calidad se le sobra
D**S
Compra OK
Ótima experiência na compra...produto bem embalado e no prazo esperado.
Trustpilot
4 days ago
3 days ago