QB Electrical

400A 3P 4W 600V INDOOR Heavy Duty HNF365A/HF365NA

Siemens HNF365A vs. HF365NA – Direct Comparison

Feature HNF365A (Non-Fused) HF365NA (Fused)
Type Non-fused disconnect Fused disconnect (3 fuses included)
Poles/Wires 3-pole, 3-wire 3-pole + solid neutral
Current Rating 400A 400A
Voltage Rating 600V AC 600V AC
Fuse Compatibility None (acts as isolator only) Class J, R, or T fuses (3-fuse assembly)
Short-Circuit Protection Requires external OCPD (e.g., circuit breaker) Built-in (200kA with Class R fuses)
Enclosure NEMA Type 1 (indoor) NEMA Type 1 (indoor)
Handle Padlockable Padlockable
Blade Visibility Visible blade for confirmation Visible blade for confirmation
Typical Applications Motor disconnects, maintenance isolation Service entrance, fused circuit protection
UL Listing UL-listed as disconnect UL-listed as service entrance equipment
Neutral Connection No neutral Solid neutral included

SS-ID-600V-400A- HF365NA

$0.00 $1.15 100% Off

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  • 1000 In stock
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400A 3P 4W 600V INDOOR Heavy Duty HNF365A/HF365NA

$0.00 $1.15 100% Off