Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Siemens Selectivity Module: SITOP, 10 W Power Rating - Real, 24V DC, 24V DC - Accessories for DC Power Supplies
SiemensAccessories for DC Power Supplies

Siemens Selectivity Module: SITOP, 10 W Power Rating - Real, 24V DC, 24V DC

The SIEMENS Selectivity Module: SITOP (MPN 6EP1961-2BA21) is a DIN Rail-mountable accessory for DC power supplies, designed for use with the SITOP series. It operates with a 24V DC input and output, delivering a 10 A…

SKU 3G-OTH-44998

Brand
Siemens
Item
Selectivity Module: SITOP, 10 W Power Rating - Real, 24V DC, 24V DC
Category
Accessories for DC Power Supplies
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
6EP1961-2BA21
Type
10 W Power Rating - Real
DC
24V
Mounting
DIN Rail
Input Voltage
24V DC
Accessory Type
Selectivity Module
Output Current
10 A
Output Voltage
24V DC
Compatible with Series
SITOP
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Selectivity Module: SITOP (MPN 6EP1961-2BA21) is a DIN Rail-mountable accessory for DC power supplies, designed for use with the SITOP series. It operates with a 24V DC input and output, delivering a 10 A output current and a 10 W power rating. This selectivity module ensures selective tripping of downstream loads in 24V DC systems.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens accessories for dc power supplies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SITOP Selectivity Module: SITOP, 18 W Power Rating - Real, 24V DC, 24V DC, 10 A Output Current (MPN 6EP44387FB003DX0). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SITOP.
SITOP
SITOP Selectivity Module: SITOP, 18 W Power Rating - Real, 24V DC, 24V DC, 10 A Output Current (MPN 6EP44387FB003DX0). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SITOP.
SITOP Selectivity Module: SITOP, 18 W Power Rating - Real, 24V DC, 24V DC, 10 A Output Current (MPN 6EP44387EB003DX0). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SITOP.
SITOP
SITOP Selectivity Module: SITOP, 18 W Power Rating - Real, 24V DC, 24V DC, 10 A Output Current (MPN 6EP44387EB003DX0). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SITOP.
SIEMENS DC Power Supply: DIN Rail, 24 W Output Power - Rated, 2 A Current - Output, Single Phase (MPN 6EP13215BA00). Key specifications — attr1044898: Single; attr1044874: Plastic; attr1044879: 110 to 300V DC; attr211400: SIEMENS.
SIEMENS DC
SIEMENS DC Power Supply: DIN Rail, 24 W Output Power - Rated, 2 A Current - Output, Single Phase (MPN 6EP13215BA00). Key specifications — attr1044898: Single; attr1044874: Plastic; attr1044879: 110 to 300V DC; attr211400: SIEMENS.
SIEMENS Stabilized Power Supply: DIN Rail, 240 W Output Power - Rated, 10 A Current - Output, Metal (MPN 6EP33347SB003AX0). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 110 to 240V DC; attr211400: SIEMENS.
Siemens
SIEMENS Stabilized Power Supply: DIN Rail, 240 W Output Power - Rated, 10 A Current - Output, Metal (MPN 6EP33347SB003AX0). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 110 to 240V DC; attr211400: SIEMENS.
SIEMENS DC Power Supply: DIN Rail, 960 W Output Power - Rated, 40 A Current - Output, Single Phase (MPN 6EP1337-3BA00). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 120 to 230V AC; attr211400: SIEMENS.
SIEMENS DC
SIEMENS DC Power Supply: DIN Rail, 960 W Output Power - Rated, 40 A Current - Output, Single Phase (MPN 6EP1337-3BA00). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 120 to 230V AC; attr211400: SIEMENS.
SIEMENS DC Power Supply: DIN Rail, 480 W Output Power - Rated, 20 A Current - Output, Single Phase (MPN 6EP1336-3BA10). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 120 to 230V AC; attr211400: SIEMENS.
SIEMENS DC
SIEMENS DC Power Supply: DIN Rail, 480 W Output Power - Rated, 20 A Current - Output, Single Phase (MPN 6EP1336-3BA10). Key specifications — attr1044898: Single; attr1044874: Metal; attr1044879: 120 to 230V AC; attr211400: SIEMENS.

More from Siemens

View all Siemens parts →
SIEMENS Selectivity Module: SITOP, 9 W Power Rating - Real, 24V DC, 24V DC, 3 A Output Current (MPN 6EP1961-2BA11). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SIEMENS.
Siemens
SIEMENS Selectivity Module: SITOP, 9 W Power Rating - Real, 24V DC, 24V DC, 3 A Output Current (MPN 6EP1961-2BA11). Key specifications — Accessory Type: Selectivity Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SIEMENS.
SIEMENS Redundancy Module: SITOP, 34 W Power Rating - Real, 24V DC, 40V DC, 20 A Output Current (MPN 6EP1961-3BA21). Key specifications — Accessory Type: Redundancy Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Output Voltage: 40V DC; Brand: SIEMENS.
Siemens
SIEMENS Redundancy Module: SITOP, 34 W Power Rating - Real, 24V DC, 40V DC, 20 A Output Current (MPN 6EP1961-3BA21). Key specifications — Accessory Type: Redundancy Module; Compatible with Series: SITOP; Input Voltage: 24V DC; Output Voltage: 40V DC; Brand: SIEMENS.
SIEMENS Power Supply Buffer Module: SITOP, 960 W Power Rating - Real, 24/28.8V, 24V DC, DIN Rail (MPN 6EP1 961-3BA01). Key specifications — Accessory Type: Buffer Module; Compatible with Series: SITOP; Input Voltage: 24/28.8V; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SIEMENS.
Siemens
SIEMENS Power Supply Buffer Module: SITOP, 960 W Power Rating - Real, 24/28.8V, 24V DC, DIN Rail (MPN 6EP1 961-3BA01). Key specifications — Accessory Type: Buffer Module; Compatible with Series: SITOP; Input Voltage: 24/28.8V; Mounting: DIN Rail; Output Voltage: 24V DC; Brand: SIEMENS.