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The Blackt Electrotech BT01VP is a single-phase, DIN rail mountable voltage protector relay offering adjustable over-voltage (230-300V), under-voltage (140-210V), and overcurrent (1-80A) protection. With a rapid 0.1-second response and auto-reconnect feature, it safeguards appliances from electrical fluctuations efficiently. Its metal construction and customizable settings make it ideal for professional industrial and residential electrical systems.





| ASIN | B08X2N83M6 |
| Best Sellers Rank | #24,508 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #23 in Electromechanical Relays |
| Brand | Blackt Electrotech |
| Brand Name | Blackt Electrotech |
| Country of Origin | China |
| Customer Reviews | 3.9 out of 5 stars 299 Reviews |
| Importer Contact Information | Blackt Electrotech |
| Included Components | Manual |
| Item Type Name | Voltage protector |
| Item Weight | 250 Grams |
| Manufacturer | Blackt Electrotech |
| Material | Metal |
| Material Type | Metal |
| Number Of Circuits | 1 |
| Packer Contact Information | Blackt Electrotech |
| Phase Type | Single Phase |
| Unit Count | 1 Count |
G**A
OV, UV, Production is Good
Good product, OV, UV protection is good.
M**R
Effective product but NO bypass switch
Work efficiently for voltage/current/Load fluctuations. No bypass switch available due to which setting has to be changed, if need to keep electricity ON on low/high voltage.
S**I
good product
very good product. useful for residential purpose and machines protection from low voltage as well as high voltage and short circuit.
R**R
No Manual inside
Today I receive but no manual inside
V**E
Calibration is not perfect
It is a good quality but not well calibrated, works perfect if reaches at set voltage or ampere. Will look more of its performance in the future.
P**R
Good one for voltage control
I placed this and now no worry about fluctuations
S**H
VOLTAGE PROTECTION UPTO 250 VOLTAGE RANGE.
This is a good safety device for high voltage protection within 250 voltage range. Above this range it might be quite problematic due to frequent power cuts.
P**I
Electrical protection device
A very essential device for every home. Sorry to note it is imported source.wish they developed and manufactures device in india for all of us to use.
Trustpilot
1 month ago
2 months ago