Description
GI-50/60-FSP (Also Suitable for Dual 30A Service)
Model Fault Rating
3kA for 13 Cycles
Amps AC-RMS Symmetrical
5kA for 10 cycles
Environmental Rating
100A and 200A Models: NEMA 4X
KEY FEATURES
• Verified Fail-Safe construction
• Highest AC fault current ratings
• No monitoring system required per ABYC A-28
• Rated for lightning current. No other known galvanic isolators have published lightning current ratings. ADDITIONAL UNIQUE FEATURES
• Ignition protected
• Longest warranties offered in the industry
• Compact design
• Designed for cool operation – no heat sinks needed • Prevents the flow of galvanic current with super imposed AC current well above the 3A minimum required by A-28
• Designed to meet stringent NEC land-based grounding requirements (exceeds marine requirements)
Peak Voltage
All Models: +/- 1.0V
Lightning Surge Current
30A Models: 75kA Peak (4 x 10µs waveform)
All Other Models: 100kA Peak (4 x 10µs waveform)
Certifications
Imanna Labs:
Certified to July 2008 changes to ABYC A-28 (Effective date 2009)
Certified to fail-safe criteria Ignition Protected CE Marine – ISO 8846
Product PDF
Explore more from our collection.



![Perko Stainless Steel Boat Hook Holders - Pair [0492Dp0sts] 1](https://autopartscorner.shop/wp-content/uploads/2026/05/perko-stainless-steel-boat-hook-holders-pair-0492dp0sts-1.webp)

Reviews
There are no reviews yet.