Description
BS88 Bolt Connected Fuses are designed for electrical circuit protection in low-voltage power distribution systems. Featuring a cylindrical fuse body with bolt-connected blade terminals, these fuses provide a secure electrical connection and reliable installation in compatible fuse holders and equipment.
The series includes four models: RG11, RG4(Z), RG44(Z), and RG7(Z), covering different rated voltage and current requirements. With rated voltages ranging from 250V to 690V and current ratings of 32A, 63A, and 100A, the series offers multiple options for industrial and commercial electrical applications.
CWNE supplies BS88 fuse solutions for electrical distributors, panel builders, OEM manufacturers, and industrial equipment suppliers.
Key Features
- BS88 Standard Design: Designed for applications requiring British Standard fuse configurations.
- Bolt-Connected Terminals: Provides secure electrical connections for compatible installations.
- Multiple Model Options: Four models available to accommodate different electrical requirements.
- Various Voltage Ratings: Rated voltage options from 250V to 690V.
- Multiple Current Ratings: Available in 32A, 63A, and 100A configurations.
- Compact Fuse Construction: Designed for integration into compatible electrical equipment.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | BS88 Bolt Connected Fuse |
| Standard | BS88 |
| Models | RG11, RG4(Z), RG44(Z), RG7(Z) |
| Rated Voltage | 250V / 380V / 415V / 500V / 690V |
| Rated Current | 32A / 63A / 100A |
| Terminal Type | Bolt Connected |
| Application | Electrical Circuit Protection |
Dimension Figure

Model and Dimensional Specifications
All dimensions are in mm.
| Model | Rated Voltage (V) | Rated Current (A) | A | B | C | ØD | E | F | H | 2-Ød |
|---|---|---|---|---|---|---|---|---|---|---|
| RG11 | 250/380 | 32 | 56 | 42 | 27.5 | 16.5 | 12.5 | 2 | 17.5 | 6.5×9 |
| RG4(Z) | 500/690 | 63 | 77 | 62 | 49.5 | 16.5 | 12.5 | 2 | 18 | 6.5×9 |
| RG44(Z) | 415/500 | 100 | 94 | 72 | 49 | 32.5 | 25 | 2 | 21.5 | 11×14 |
| RG7(Z) | 415/500 | 100 | 113 | 94 | 68 | 34 | 19 | 2 | 35 | 9×11.5 |
Applications
BS88 bolt connected fuses can be used in various electrical installations where compatible fuse protection is required.
- Industrial power distribution systems
- Electrical distribution panels
- Industrial control equipment
- Power supply equipment
- Commercial electrical installations
Why Choose CWNE?
CWNE supplies electrical protection components for distributors, panel builders, and industrial equipment manufacturers.
- Multiple Product Options: Different models and electrical ratings to meet various purchasing requirements.
- B2B Supply Support: Suitable for electrical wholesalers, distributors, and OEM customers.
- Product Selection Assistance: Support for selecting compatible fuse models based on electrical specifications.
- Quotation Support: Assistance with bulk orders and project-based purchasing requirements.
FAQ
What is a BS88 bolt connected fuse?
A BS88 bolt connected fuse is an electrical protection component featuring bolted terminals for installation in compatible electrical equipment.
Which models are available in this series?
The series includes RG11, RG4(Z), RG44(Z), and RG7(Z).
What voltage ratings are available?
Depending on the model, rated voltage options include 250V, 380V, 415V, 500V, and 690V.
What current ratings are supported?
The available rated current options are 32A, 63A, and 100A.
How do I select the correct BS88 fuse?
Check the required rated voltage, rated current, terminal dimensions, and compatibility with the existing fuse holder or electrical equipment before selecting a model.
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