Klixon® 7274-2 series circuit breakers are small, lightweight, and low amperage devices specifically designed to protect aircraft and aerospace cables, and components. The 7274 features a trip–free, indicating reset button and is available in standard ratings from ½ to 20 amps.
Includes hardware.
This 7274-2 series circuit breaker (Alternate Part# 7274-2-7.5) is rated for 7.5 amps.
- Single-Phase, Non-Compensated
- Uses minimum space
- Light weight
- Trip-free design
- MIL-C-5809 qualified
- Low amp rating
- High vibration resistance
- Designed to protect military airborne vehicles and equipment
Product Codes | |
|---|---|
| Mfr Part No: | 7274-2-7 1/2 |
| MIL SPEC: | MS26574-7.5 |
| ECCN: | EAR99 |
| MIL SPEC: | MS26574-7.5 |
| NSN: | 5925-00-935-5287 |
| SCHEDULE B CODE: | 8536.20.0020 |
Weight: 28g, maximumCurrent Rating: 7.5 ampsVibrations: 10G, minimum, 50 to 500 HzMechanical Shock: 35GAcceleration: 10GInterrupt Current: 0.50A – 5A: unlimited @ 28 VDC 7.50A – 15A: 2,000A @ 28 VDC 0.50A – 1.50A: unlimited @ 120 VAC, 400 Hz 2A – 5A: 800A @ 120 VAC, 400 Hz 7.50A – 20A: 500A @ 120 VAC, 400 HzEndurance: 2,500 cycles: 120 VAC, 400 Hz inductive 5,000 cycles: 120 VAC, 400 Hz resistive 2,500 cycles: 30 VDC inductive 5,000 cycles: 30 VDC resistive 10,000 cycles: Mechanical, no loadVoltage Drop (at nominal rated current): 0.30V @ 7.5A
- Stock: Warehouse
- Manufacturer Part #: 7274-2-7 1/2
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Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
