Contract Electronic Manufacturer
Tel :01480 222480 Email : sales@u4electronics.co.uk
Union Four has the competitive edge in production and procurement to provide total turnkey solutions, as well as the flexibility to produce complex box-build prototypes through to volume production.
With 4 SMT lines including a dedicated NPI line, Union Four works with its customers to provide manufacturing and technical support throughout the build process starting from the initial prototype run through to volume production.
Union Four offers its customers complete product support including assistance with design for manufacture and the design and build of bespoke test solutions.
Union four provides support with materials on scheduled orders offering its customers the flexibility to pull product from stock as and when it’s required.
The Union Four site compromises of 18,500sq ft of manufacturing space designed around the needs of its customer’s requirements to offer complete manufacturing solutions.

A Matter Of Peace Of Mind


Union Four has the competitive edge in production and procurement to provide total turnkey solutions, as well as the flexibility to handle high or low volumes and prototypes. Facilities include fully automated surface mount - including BGA & Flip-chip - mixed technology assembly as well as inspection and test.

Our Commitment


A commitment to continued investment has allowed Union Four to provide the flexible service generally associated with the smaller CEM, but with larger CEM manufacturing capabilities. Our market place will continue to serve the Low, Mid and High volume sectors providing prototyping and DFM services, rapid response time and quick product to market time-scales.