XVUC21B.

BODY UNIT, 60MM MODULAR TOWER LIGHT

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: SCHNEIDER ELECTRIC
Product type: Signal Indicator Accessories
Acc; BODY UNIT, 60MM MODULAR TOWER LIGHT; Accessory Type:Body Unit; For Use With:Schneider Harmony XVU 60mm Modular Tower Lights; Product Range:-
SVHC: No SVHC (15-Jan-2018)
For Use With: Schneider Harmony XVU 60mm Modular Tower Lights
Product Range: -
Accessory Type: Body Unit

Delivery and price
Units per pack	10
Price	29.19 €
Current stock	10+
Lead time	30 days

Datasheet

Product datasheet Characteristics 

base unit module 24V AC/DC - black 

## XVUC21B 

## Main 

|Range of product<br>Product or component type<br>Beacon or indicator bank unit type<br>Mounting diameter<br>Component name<br>Housing colour|Harmony XVU<br>Modular tower light<br>Base unit<br>60 mm<br>XVU<br>Black|
|---|---|



## Complementary 

|Kit composition<br>Fixing mode<br>Material<br>Assembly style<br>[Us] rated supply voltage<br>Current consumption<br>Length<br>Product weight|Base unit<br>Cover<br>Direct or tube fixing<br>PC (polycarbonate) V-0 flame retardant conforming to UL 94<br>PBT (polybutylene terephthalate) V-0 flame retardant conforming to UL 94<br>ABS (acrylonitrile butadiene-styrene) V-0 flame retardant conforming to UL 94<br>Customer assembly, up to 5 units<br>24 V AC/DC (tolerance: - 15...10 %)<br><= 400 mA<br>77 mm<br>0.11 kg|ABS (acrylonitrile butadiene-styrene) V-0 flame retardant conforming to UL 94|
|---|---|---|



## Environment 

|Product certifications<br>Ambient air temperature for storage<br>Ambient air temperature for operation<br>Vibration resistance<br>IP degree of protection|UL<br>CSA<br>RoHS<br>CE<br>-40...70 °C<br>-25...50 °C<br>2 gn<br>IP65|-40...70 °C<br>-25...50 °C|
|---|---|---|



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Mar 09, 2017 

1 

|Offer Sustainability||
|---|---|
|Sustainable offer status|Green Premium product|
|RoHS (date code: YYWW)|Compliant  - since  1422  -  Schneider Electric declaration of conformity|
||Schneider Electric declaration of conformity|
|REACh|Reference not containing SVHC above the threshold|
||Reference not containing SVHC above the threshold|
|Product environmental profile|Available|
|Product end of life instructions|Available|



2 

Product datasheet Dimensions Drawings 

## XVUC21B 

## Base Unit DC 

## Dimensions 

3 

Product datasheet Mounting and Clearance 

XVUC21B 

## Modular Tower Lights Mounting 

|Drawing|Part number|Part name|
|---|---|---|
|A1|-|Top cover|
|-|Top cover (Silver)||
|A2|XVUC9S|Buzzer unit|
|XVUC9SQ|Buzzer unit (Silver)||
|A3|XVUC23|Green LED unit|
|XVUC24|Red LED unit||
|XVUC25|Orange LED unit||
|XVUC26|Blue LED unit||
|XVUC27|White LED unit||
|XVUC28|Yellow LED unit||
|A4|XVUC29|Multi-LED unit|
|A5|XVUC29P|Multi-LED unit, Pulse signal|
|A6|XVUC9V|Sound unit|
|A7|XVUC9VP|Sound unit, Pulse signal|
||||
|4||LifeIsOn<br>Schneider|



|Drawing|Part number|Part name|
|---|---|---|
|A8|XVUC020|Extender|
|XVUC020Q|Extender (Silver)||
|A9|XVUC21B|DC body|
|XVUC21BQ|DC body (Silver)||
|A10|XVUC21M|AC body NPN|
|XVUC21MP|AC body PNP||
|XVUC21MQP|AC body PNP (Silver)||
|A11|XVUZ06|Flexible option|
|A12|XVUZ01|Fixing Unit - Direct mounting (3 pins)|
|XVUZ01Q|Fixing Unit - Direct mounting (Silver,3 pins)||
|XVUZ03|Fixing Unit - Direct mounting (2 pins)||
|XVUZ04|Fixing Unit - Direct mounting (4 pins)||
|A13|XVUZ02|Fixing Unit - Plate with Pole (100 mm)|
|XVUZ02Q|Fixing Unit - Plate with Pole (100 mm, Silver)|Fixing Unit - Plate with Pole (100 mm, Silver)|
|XVUZ400|Fixing Unit - Plate with Pole (400 mm)||
|XVUZ800|Fixing Unit - Plate with Pole (800 mm)||
|A14|XVUZ05|Fixing Unit - Plate with adjustment pole (100-385 mm)|
|A15|XVUC43|Green LED unit, Flash|
|XVUC44|Red LED unit, Flash||
|XVUC45|Orange LED unit, Flash||
|XVUC46|Blue LED unit, Flash||
|XVUC47|White LED unit, Flash||
|XVUC48|Yellow LED unit, Flash||
|A16|XVUZ100T|Fixing Unit - Metal bracket with pole (100 mm)|
|XVUZ250T|Fixing Unit - Metal bracket with pole(250 mm)|Fixing Unit - Metal bracket with pole(250 mm)<br>Fixing Unit - Metal bracket with pole (400 mm)|
|XVUZ400T|Fixing Unit - Metal bracket with pole (400 mm)||
|A17|XVUZ12|Fixing plate for use on vertical support - black|



5 

Product datasheet Connections and Schema 

XVUC21B 

## Illuminated Units, Multi-LED and Audible Units Wiring 

- (A) Fixing Unit 

- (1) Dimensions of Wiring size 

- (2) Push-in Wire Connectors 

- (3) Fuse : 2A ,250V 

- (4) Fuse : 0.5A ,125V 

- (5) Modular Tower Lights 24V AC/DC 

- (6) Modular Tower Lights 100...240V AC 

- L1 to L5 :Illuminated LED Units 

6

Updated at April 29, 2026

Schneider Electric is a recognized global leader in digital automation and energy management, dedicated to bridging progress and sustainability. By integrating world-leading process and energy technologies, they empower industries, infrastructure, and facilities to maximize efficiency and reliability. The company is renowned across the electronics and electrical sectors for manufacturing robust, innovative control and protection components that drive the digital transformation of industrial systems. Our comprehensive portfolio of Schneider Electric products strongly focuses on high-performance switching and automation control. We carry an extensive selection of relays, including hundreds of power relays, solid-state relays, contactors, and critical safety relays designed for demanding operational environments. For automation and process control applications, the range provides essential equipment such as motor starters, visual signal indicator units, process controllers, and versatile industrial switch accessories. To ensure the safety and integrity of electrical installations, we also supply a robust lineup of Schneider Electric circuit protection devices. This includes a wide array of thermal-magnetic circuit breakers, specialized fuse holders, and residual current devices. Supported by precision panel instrumentation, dependable AC/DC converters, and specialized DIN rail terminal blocks, our offering equips engineers with the critical components required for comprehensive industrial control and energy management solutions.

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