RS PRO 20A British Standard Fuse, A2, 550V ac, 73mm
- RS Stock No.:
- 521-2595
- Brand:
- RS PRO
Bulk discount available
Subtotal (1 pack of 5 units)*
£23.11
(exc. VAT)
£27.73
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 115 unit(s) ready to ship
- Plus 275 unit(s) shipping from 23 January 2026
- Plus 275 unit(s) shipping from 20 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
---|---|---|
5 - 20 | £4.622 | £23.11 |
25 - 120 | £3.994 | £19.97 |
125 - 245 | £3.634 | £18.17 |
250 - 495 | £3.54 | £17.70 |
500 + | £3.05 | £15.25 |
*price indicative
- RS Stock No.:
- 521-2595
- Brand:
- RS PRO
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | RS PRO | |
Current Rating | 20A | |
Fuse Size | A2 | |
Voltage Rating | 550V ac | |
Fuse Standard | BS 88, IEC 269 | |
Fixing Centres | 73mm | |
Application Category | gG | |
Tag Width | 8.7mm | |
High Rupture Capacity | Yes | |
Overall Length | 85mm | |
Body Diameter | 13.7mm | |
Tag Type | Bolted | |
Body Length | 35mm | |
Tag Orientation | Offset | |
Body Height | 35mm | |
Offset Distance | 73mm | |
Series | AAO | |
Fuse Dimensions | 13.7 x 35mm | |
Select all | ||
---|---|---|
Brand RS PRO | ||
Current Rating 20A | ||
Fuse Size A2 | ||
Voltage Rating 550V ac | ||
Fuse Standard BS 88, IEC 269 | ||
Fixing Centres 73mm | ||
Application Category gG | ||
Tag Width 8.7mm | ||
High Rupture Capacity Yes | ||
Overall Length 85mm | ||
Body Diameter 13.7mm | ||
Tag Type Bolted | ||
Body Length 35mm | ||
Tag Orientation Offset | ||
Body Height 35mm | ||
Offset Distance 73mm | ||
Series AAO | ||
Fuse Dimensions 13.7 x 35mm | ||
RoHS Status: Exempt
- COO (Country of Origin):
- IN
RS PRO British Standard Fuse, 20A Current Rating, 550V AC Voltage Rating
This British Standard fuse is designed for use in critical electrical applications, ensuring enhanced safety and reliability. With a current rating of 20A and accommodating voltages up to 550V AC, this high rupture capacity fuse is tailored for both industrial and commercial use. Measuring 13.7 x 35 mm, it adheres to the BS 88 and IEC 269 standards, making it a dependable choice for professionals in the electrical field.
Features & Benefits
• High rupture capacity allows for effective handling of fault currents
• Rated at 20A, suitable for standard electrical applications
• Bolted tag design enhances secure connections in electrical installations
• Offset tag orientation facilitates straightforward mounting and installation
• Application category gG improves operational efficiency in various circuits
• Rated at 20A, suitable for standard electrical applications
• Bolted tag design enhances secure connections in electrical installations
• Offset tag orientation facilitates straightforward mounting and installation
• Application category gG improves operational efficiency in various circuits
Applications
• Ideal for protecting electrical circuits in industrial machinery
• Suitable for use in motor control and automation systems
• Utilised in power distribution networks to prevent overloads
• Effective in electrical panels to enhance circuit safety
• Suitable for use in motor control and automation systems
• Utilised in power distribution networks to prevent overloads
• Effective in electrical panels to enhance circuit safety
What voltage ratings can be expected from this fuse?
This fuse is rated for 550V AC, making it suitable for diverse electrical applications where higher voltage ratings are necessary to ensure safety.
How does the high rupture capacity of this fuse benefit circuit protection?
The high rupture capacity ensures that in the event of a fault, the fuse can safely interrupt high fault currents without risk of explosion or damage to the surrounding components.
Can this fuse be used in conjunction with various types of electrical equipment?
Yes, its compliance with BS 88 and IEC 269 standards means it can be effectively used with a wide range of electrical equipment and installations across various sectors.
What is the significance of the gG application category for this fuse?
The gG application category indicates that this fuse is designed for general-purpose applications, providing reliable overcurrent protection in non-specific circuit environments.
How does the bolted tag design improve the performance of this fuse?
The bolted tag design allows for a secure and stable connection to the circuit, reducing the risk of accidental disconnection and improving the overall safety and performance of the installation.
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