Mersen TRM1 Tri-Onic Time Delay Midget Fuses, 250V AC, 1A
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
Key Features
- Reliable supplemental protection for small motors, transformers and high-inrush loads to reduce equipment downtime
- Time-delay design (12 seconds at 200% rating) prevents nuisance trips during motor starts and power surges
- Compact midget footprint (10 mm x 38 mm) saves panel space and fits UltraSafe fuse holders for easy installation
- Precision 1A rating at 250V AC delivers targeted protection for low-voltage control and power circuits
- Ideal for security, surveillance and monitoring systems where consistent uptime and surge tolerance are critical
Quick Specifications
- Product Model
- TRM1
- Brand Name
- Mersen Electrical Power
- Product Line
- Tri-Onic
- Product Series
- TRM1
Explore the details
Product information
TRM1
Overview
Protect critical low-voltage circuits and keep security systems online with the Mersen TRM1 Tri-Onic time-delay midget fuse. Designed for supplemental protection, this 1A, 250V AC Tri-Onic fuse delivers dependable inrush tolerance—providing 12 seconds of time-delay at 200%—so motors, small transformers and other high-startup-load devices operate without nuisance interruptions. The compact 10 mm x 38 mm midget form factor saves valuable panel space and installs easily in UltraSafe holders, making it a practical choice for CCTV power supplies, access control panels, monitoring equipment and networked security devices. As part of the trusted Mersen Electrical Power Tri-Onic line, the TRM1 balances reliable circuit protection with predictable performance to reduce downtime and maintenance calls. Note: designed for supplemental protection of equipment rather than branch-circuit protection. For installations that demand consistent surge handling and minimized false trips, specify Mersen TRM1 fuses to safeguard your security, surveillance and monitoring infrastructure. Order now to enhance system resilience and protect sensitive low-voltage components.
Features
- Reliable supplemental protection for small motors, transformers and high-inrush loads to reduce equipment downtime
- Time-delay design (12 seconds at 200% rating) prevents nuisance trips during motor starts and power surges
- Compact midget footprint (10 mm x 38 mm) saves panel space and fits UltraSafe fuse holders for easy installation
- Precision 1A rating at 250V AC delivers targeted protection for low-voltage control and power circuits
- Ideal for security, surveillance and monitoring systems where consistent uptime and surge tolerance are critical
| General Information | |
|---|---|
| Brand Name | Mersen Electrical Power |
| Product Line | Tri-Onic |
| Product Series | TRM1 |
| Manufacturer Part Number | TRM1 |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- TRM1
- Manufacturer part:
- TRM1
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsMersen TRM1 Tri-Onic Time Delay Midget Fuses, 250V AC, 1A
TRM1