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Eaton Bussmann
Eaton Bussmann GMA-1-R fast-acting glass fuse
Manufacturer part number: GMA-1-RESYS SKU: GMA-1-R
Net unit price, VAT 0%
€0.98
VAT 25.5% and delivery are shown separately in the request summary.
Current availability
Current available stock: 0 pcs
- Minimum order
- 1 pcs
- Order increment
- 1 pcs
- Availability checked
- 1 Sept 2026, 08:45
Fast-acting 1 A fuse in the 5 x 20 mm GMA format, rated 250 VAC. Electrical resistance and clearing I²t are included for circuit and replacement checks.
Direct ordering is unavailable for this item.
Send the part number and quantity to ESYS for availability or compatibility confirmation.
Information for product selection
Typical applications
- Exact-MPN replacement in a documented switching or protection circuit
- Control-panel construction using the specified electrical variant
- Critical spare stocking for compatible industrial equipment
Key specifications
- Rated current
- 1 A
- Rated voltage
- 250 VAC
- Fuse size
- 5 x 20 mm
- Speed characteristic
- Fast-acting
- Interrupting rating
- 35 A at 250 VAC; 10 kA at 125 VAC
- Cold resistance
- 0.163 ohm
Show additional verified specifications
- Melting I²t
- 0.48 A²s
- Voltage drop
- 300 mV
- Body material
- Glass tube with nickel-plated brass end caps
- Fuse indication
- Non-indicating
Lifecycle
- Status
- Active
Compatibility and related parts
5 x 20 mm fuse circuit specified for GMA-1-R
System: Use only in a 5 x 20 mm fuse circuit requiring the 1 A fast-acting GMA rating, where 250 VAC and the documented interrupting rating are sufficient. Verify the time-current characteristic; no other GMA rating is asserted interchangeable.







