DistributorSouthwire

Intermatic

50KA 1 PH 120/240 SPD A

Intermatic #
L5F21S1DG2
UPC
078275151703

Intermatic L5F21S1DG2 is a surge protective device built for single-phase electrical distribution equipment. It is rated for 4-mode protection on 120/240 VAC single-phase systems and carries a Type 2 classification. This surge protective device is intended for electricians and contractors installing transient voltage surge suppression ahead of, or within, a distribution panel or switchboard, where it can help shield downstream equipment from voltage spikes on the line. It carries a surge current rating of 50kA. An EMI/RFI filter is built into the unit. This version adds an audible alarm with a Form C dry contact, so status can be monitored locally or wired out to a building automation or annunciator system. Refer to the Intermatic spec sheet for full installation and wiring requirements before selecting a replacement or new unit.

List price

$9,261.95 MXN + VAT

Price before IVA$9,261.95 MXN
Total incl. 16% IVA$10,743.86 MXN
Total incl. 8% IVA (border region)$10,002.91 MXN

Converted from USD $514.19 at the 10/08/2026 reference exchange rate (18.0127 MXN per dollar). Shipping not included; we confirm price and availability in your quote.

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Specifications

Surge current rating50kA50kA
Voltage120/240 VAC120/240 VAC
PhaseSingle-phaseSingle-phase
SPD typeType 2Type 2
Protection modes4-Mode4-Mode
FilteringEMI/RFI filterEMI/RFI filter
AlarmAudible alarm with Form C dry contactAudible alarm with Form C dry contact