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SKU: Hilti388

Electrical Connector S‑BT‑ER M10 HC 120 HL (Hilti)

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Care information

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Description

Parameter	Value / Specification
Product Name	Electrical Connector S‑BT‑ER M10 HC 120 HL
Part Number	#2346079
Thread / Size	M10
Material	Stainless steel, duplex (1.4462)
Corrosion Protection	Equivalent to A4 / 316 stainless steel
Base Material	Steel
Minimum Base Thickness (Steel)	6 mm
Point / Tip Type	Blunt tip
Tightening Torque	16 Nm for this HL model
Max Connected Cable Cross‑Section	120 mm² (AWG 4/0)
Current Capacity (Permanent)	Ith = 269 A for this HC‑120 type B connector
Short-Circuit / Fault Current Capacity	Icw = 14.40 kA (IEC) for single point connection. Also: UL short‑circuit rating ~10.10 kA for 9 s (per spec)
Lightning / Surge Current (Impulse)	Iimp = 100 kA (≤ 5 ms) for class H, type B connection
Standoff / Nominal Height (hNHS)	~26.1 to 26.6 mm (for HC‑120 version)
Cable Lug Hole / Thickness (tcl)	Inner hole diameter d₂ = 10.5 mm, recommended lug thickness tcl = 12 mm for this connector.
Installation Tool	Battery-driven S‑BT tool (e.g. SBT 6‑22)
Environmental Conditions	Highly corrosive environments (e.g. marine, offshore, petrochemical)
Standards & Approvals	- IEC 62561-1 (for lightning) - UL listed (fault current) - Offshore / onshore type approvals.
Special Notes	For type B / HC‑120, the conductivity disc must contact uncoated steel. If base is coated, remove coating using Hilti’s recommended drill bit.