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Siemens 6EP1931-2EC31 — DIN Rail Power Supplies

Siemens 6EP1931-2EC31 SITOP DC UPS, 360 W, 24 VDC

MPN6EP1931-2EC31
NRND

Siemens 6EP1931-2EC31 — now in phase-out and being discontinued, supplied from remaining surplus and broker stock.

$209.55Ref. price · indicative, final on quote
Siemens 6EP1931-2EC31 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

6EP1931-2EC31 — Electrical – Output
ParameterValue
Rated current15 A
Output power at rated voltage/current (typ.)14 W
6EP1931-2EC31 — Electrical – Input & Efficiency
ParameterValue
Supplied active power (typ.)360 W
6EP1931-2EC31 — Protection & Isolation
ParameterValue
Ingress protection (IP) ratingIP20
Protection classClass III
Short-circuit proof outputYes
Galvanic isolation input/outputNo
6EP1931-2EC31 — Connections
ParameterValue
Electrical connection typescrew-type terminals
Input terminals24 V DC: 2 screw terminals for 1 ... 4 mm²/17 ... 11 AWG
Output terminals24 V DC: 4 screw terminals for 1 ... 4 mm²/17 ... 11 AWG
6EP1931-2EC31 — Mechanical
ParameterValue
Mounting methodSnaps onto DIN rail EN 60715 35x7.5/15
Enclosure width50 mm
Enclosure height125 mm
Enclosure depth125 mm
Side-by-side mountableYes
Mounting clearance, left0 mm
Mounting clearance, right0 mm
Mounting clearance, top50 mm
Mounting clearance, bottom50 mm
6EP1931-2EC31 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C; with natural convection
Storage temperature range-40 ... +85 °C
Transport temperature range-40 ... +85 °C
Climatic class (IEC 60721)Climate class 3K3, 5 … 95% no condensation
6EP1931-2EC31 — Approvals & EMC
ParameterValue
CE markingYes
UL approvalYes
EAC approvalYes
Shipbuilding approvalABS, DNV GL
EMC – emission standardEN 55022 Class B
EMC – immunity standardEN 61000-6-2
6EP1931-2EC31 — Reliability & Features
ParameterValue
MTBF at 40 °C725 689 h

Product details

Overview

The 6EP1931-2EC31 is a Siemens SITOP DC UPS module rated 360 W, accepting a 24 VDC input and delivering the same voltage minus approximately 0.5 V drop, with a maximum input current of 15 A (plus about 1 A with an empty battery).

MPN
6EP1931-2EC31