Better World

Schneider Electric Harmony XB4 Series Contact & Light Block, 250V, 1 NO + 1 NC

Subtotal (1 unit)*

£18.53

(exc. VAT)

£22.24

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 19 unit(s) ready to ship
  • Plus 11 unit(s) ready to ship from another location
  • Plus 20 unit(s) shipping from 16 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£18.53

*price indicative

Better World

Our Better World range features products that make it easy for you to make a greener product choice you can trust. Click here to find out more.

Alternative

This product is not currently available. Here is our alternative recommendation.

RS Stock No.:
330-9782
Distrelec Article No.:
303-02-658
Mfr. Part No.:
ZB4BW065
Brand:
Schneider Electric
Find similar products by selecting one or more attributes.
Select all

Brand

Schneider Electric

Block Type

Contact & Light Block

Voltage Rating

250V

Series

Harmony XB4

Contact Configuration

1 NO + 1 NC

LED Included

No

Terminal Type

Screw

Body/Fixing Collar Included

Yes

Current Rating

10A

Better World Verification

Green Premium

Better World Product

Yes

RoHS Status: Exempt

COO (Country of Origin):
FR

Schneider Electric | Harmony XB4 Series (ZB4-B) | Light Block


The Harmony XB4 series of Light Blocks by Schneider Electric, specifically the ZB4 range of products offer you the reliability and certainty when you need it the most. The range is typically used as a body for a pilot light and can be used with pilot light heads.

Features and benefits


• Complete body/light block assembly (incandescent bulb may or may not come with the product, see datasheet)

• Light block supply direct / <= 2.4 W

• Lightweight, easy to fit and configure screw clamp terminal connectors. Easily removable and adjustable.

• Electrical durability to 1,000,000 cycles.

• Schneider Green Premium product as standard across the XB4 Contact block range. Environmentally friendlier than alternatives, easy to dispose of safely.

• 18 month warranty period with Schneider Electric.

Protection ratings -

• EN/IEC 60947-1, 60947-5-1 & 60947-5-4.

• UL 508 & CSA C22.2 No 14.

• Vibration resistance 5 gn (f = 2...500 Hz) conforming to IEC 60068-2-6

• Shock resistance to 30/50gn dependant on the duration (see datasheet for spec).

Applications -


• Can be used with pilot lights

Approvals

UL; CSA