Why Klixon Circuit Breakers Lead Aerospace Protection in the UAE
Top aerospace circuit breakers are not just electrical components—they are the safety backbone of every aircraft electrical system operating across UAE airspace. From business aviation at Al Maktoum International to widebody fleets at Dubai International and military platforms across the region, electrical reliability is non-negotiable.
At Inventechs.ae, the Klixon circuit breaker portfolio supports commercial airlines, MROs, defense operators, and OEMs with proven, flight-qualified protection solutions. Klixon breakers protect everything from essential avionics buses to high-power starter/generator circuits, ensuring predictable performance under extreme operating conditions.
When operators such as Emirates, flydubai, regional charter fleets, and UAE defense programs require dependable electrical protection,
Klixon aircraft circuit breakers
are frequently specified. The reason is simple:
- Predictable and repeatable trip curves
- Millions of documented flight hours
- Compact, lightweight construction
- Outstanding performance in heat, vibration, altitude, and sand/dust environments
at Inventechs.ae
Klixon 7271 Series: The Lightweight Standard
The Klixon 7271 series has become a benchmark for general aviation, light aircraft, and avionics protection. These breakers are widely used where low current, low weight, and high reliability are essential.
UAE MRO engineers value the 7271 series for its drop-in compatibility, long service life, and proven performance in hot operating environments.
7271-3-5 Aircraft Circuit Breaker (3.5A)
Perfect for:
- Avionics power buses
- Instrument clusters
- Interior and panel lighting circuits
Why engineers specify it:
- Ultra-lightweight design (approx. 7 grams)
- Trip-free mechanism – cannot be reset under fault conditions
- Vibration resistance up to 55g peak
- Operating temperature range from -55°C to +135°C
- Certified to TSO-C11 standards
This breaker is ideal for modern avionics suites where weight reduction and electrical stability are equally critical. UAE operators appreciate the immediate availability from Inventechs stock.
7271-3-10 Aircraft Circuit Breaker (10A)
Common use cases:
- Cockpit lighting systems
- Radio and communication equipment
- Standby pumps and control electronics
Key advantage: Precision thermal calibration closely matches OEM electrical load profiles, minimizing nuisance trips while ensuring reliable fault protection.
For UAE operators, the 7271 series delivers exactly what matters most: immediate availability, traceability, and dependable operation in high-temperature conditions typical of GCC operations.
TC Series Thermal Circuit Breakers: Heavy-Duty Reliability
When aircraft systems demand higher current capacity and mechanical robustness, Klixon TC series circuit breakers step up. These breakers are widely used in actuation, heating, and motor-driven systems across commercial and military aircraft.
2TC2-30 Aircraft Circuit Breaker (30A)
Primary applications:
- Landing gear motors
- Flap and slat actuators
- Windshield heating systems
- Cabin pressurization pumps
Engineered advantages:
- 30A continuous current rating
- Automatic reset capability
- Qualified for 10g vibration and 5g shock
- Designed for 10,000+ operational cycles
For UAE operators, the 2TC2-30 offers dependable protection in systems exposed to frequent cycling and mechanical stress, particularly valuable for high-utilization regional fleets.
5TC65-35 Aircraft Circuit Breaker (35A)
Heavy-load applications:
- Hydraulic pump motors
- Environmental control system compressors
- High-duty auxiliary equipment
Why UAE operators prefer it:
- Excellent resistance to sand and dust ingress
- Stable performance at elevated ambient temperatures
- Proven durability in harsh desert operating conditions
Complete TC Series Coverage
Inventechs supports the full Klixon TC range:
– Compact, versatile protection for medium-current loads
– Heavy-duty thermal breakers for demanding aircraft systems
6752 Series: High-Current Power Protection
For generators, starters, and primary electrical buses, Klixon 6752 series circuit breakers deliver high-current interruption with aerospace precision. These breakers are designed for applications where failure is not an option.
6752-12-35 (35A)
Protects:
- Starter/generator systems
- Main power buses
- Inverters and power distribution units
Key benefit: High interrupt capacity combined with stable trip performance across wide temperature ranges, essential for UAE’s extreme climate variations.
6752-100-50 (50A)
Critical applications:
- Engine start circuits
- Emergency power distribution systems
- High-load electrical subsystems
Full 6752 Portfolio at Inventechs
| Series | Current Range | Applications |
| 6752-12 Series | Medium to high current | Engine start, main bus |
| 6752-100 Series | Heavy-duty | Emergency circuits |
| 6752-300 Series | High-power | Advanced protection |
Sensata Klixon Advanced Series & Specialized Protection
Sensata Klixon Advanced Series for Modern Aircraft
Next-generation aircraft platforms increasingly require advanced electrical protection that supports higher power density, smarter load management, and improved reliability.
Inventech supplies the full range of Sensata Klixon advanced TC series:
Specialized Klixon Protection Solutions
– Specialized low-current protection
– Enhanced environmental resilience
– High-current thermal protection
What Makes Klixon the Top Choice for UAE Aviation?
- Proven Trip Characteristics
Klixon circuit breakers feature precisely engineered thermal trip curves ensuring no nuisance tripping during normal operation and no under-protection during fault conditions. This predictability is mission-critical for flight safety. - Designed for UAE Environmental Conditions
UAE aircraft face extreme operating conditions:
- High ambient temperatures exceeding +55°C
- Sand and dust exposure during desert operations
- High-altitude performance requirements
- Strict flame-retardant material specifications
- Lightweight Aerospace Engineering
Every gram saved improves fuel efficiency and payload capacity. Klixon breakers consistently deliver lower mass compared to competing solutions without compromising performance or safety margins. - Inventechs Regional Advantages
- UAE-based immediate stock availability
- Full traceability and airworthiness certification
- Local engineering application support
- GCC-wide logistics with 24-48 hour delivery
- Competitive pricing optimized for MRO programs
Load Matching Guide: Right Breaker for Every UAE Aircraft System
| Load Type | Recommended Klixon | Current Range | Key Feature |
| Avionics Bus | 7271-3-5 | 3.5A | Ultra-lightweight |
| Cockpit Lighting | 7271-3-10 | 10A | Precise trip curve |
| Landing Gear Motor | 2TC2-30 | 30A | Automatic reset |
| Hydraulic Pump | 5TC65-35 | 35A | High-temperature stability |
| Starter/Generator | 6752-12-35 | 35A | High interrupt capacity |
Circuit Breaker Selection Criteria for UAE MRO Operations
Environmental Performance Ratings
UAE operators must prioritize breakers qualified for:
- DO-160 environmental categories covering sand/dust (Category S), temperature extremes, and altitude
- MIL-STD-810 vibration and shock testing for military applications
- IP67 dust protection ratings for desert airfield operations
Certification Requirements
All Klixon breakers at Inventechs carry:
- TSO authorization for commercial aviation
- EASA/FAA Form 1 airworthiness release
- Full OEM cross-reference documentation
- Batch traceability from manufacturing through installation
Lifecycle Cost Advantages
Klixon breakers deliver superior total ownership cost through:
- 10,000+ cycle life reducing replacement frequency
- Predictable maintenance intervals based on flight hours
- No field-adjustment required – factory calibrated for life
- Universal mounting compatibility across aircraft types
Complete Electrical Solutions at Inventechs.ae
Top aerospace circuit breakers perform best as part of an integrated electrical protection strategy. Inventech supports UAE aviation with a complete portfolio covering every electrical subsystem:
Power Switching Solutions:
- GigaVac DC Contactors
- – High-voltage, high-current switching for electric aircraft and EV applications
Position Sensing Technology:
- Kavlico LVDT Sensors
- – Precision position feedback for landing gear, flight controls
Power Electronics:
- StarPower IGBT Modules
- – High-efficiency traction inverters and motor drives
Battery Management:
- Sendyne CD Series Monitors
- – Accurate current sensing for energy storage systems
Training & Testing Solutions for UAE Aviation
3SB Simulator Circuit Breakers
provides identical trip characteristics for:
- Flight simulator electrical training systems
- Ground test benches and development platforms
- MRO technician certification programs
- Aircraft maintenance procedure validation
Overload Sensors for Motor Protection
7235/7236 Series Overload Sensors
deliver continuous monitoring for:
- Hydraulic pump motor protection
- Actuator load profiling
- Fan and blower motor safeguarding
- Continuous-duty system reliability enhancement
Inventechs AOG & MRO Support Capabilities
Aircraft on Ground (AOG) Service
Inventechs maintains 24/7 AOG response capability:
- Emergency stock release within 2 hours
- Same-day GCC courier dispatch
- Complete documentation packages
- Temporary installation approvals where required
Bulk MRO Procurement Advantages
- No minimum order quantities for standard Klixon breakers
- Volume pricing available for 50+ unit orders
- Extended payment terms for approved aviation customers
- Inventory consignment programs for high-volume MROs
Technical Support Services
Inventechs UAE engineering team provides:
- Circuit breaker application consulting
- Cross-reference verification for legacy aircraft
- Installation torque specifications
- Thermal trip curve analysis for custom applications
