Popular Cities
2 of these technicians are based in Union; the others serve Union from towns including Newark (5 mi), Staten Island, NY (10 mi) and Union City (13 mi).
18 open weekends · 18 rated 4.5+
Data verified October 16, 2026
Listed for drivers in and around Union, NJ, these 24 shops sell, test and fit car batteries. What each one says about testing, fitting, warranties and stock comes from its own website; ratings and quotes come from public reviews.
23 of the 24 technicians on this page have a rating, from 4.0 to 5.0 across 5,038 reviews; 21 have 50 or more reviews and 18 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (90%), quality (87%) and punctuality (71%). The topics that come up most in reviews of the technicians on this page are "price", "fair" and "diagnosis". 18 are open on Saturdays and 5 on Sundays. 1 lists staff certifications (ASE) and 9 have a BBB rating of A or A+. 17 have ten or more years of experience, the longest 103 years. 1 offers emergency or roadside call-outs; 4 offer financing; 3 give free estimates; 6 are family- or locally-owned and 11 list coupons or special offers. 1 has Spanish-speaking staff. We have a website on file for 22 of the technicians on this page; 17 publish a contact page; 10 list a public email and 7 take bookings online. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
3 of the 24 shops advertise free estimates or checks. A free test is common in this trade because the seller expects to sell you a battery, so ask for the actual numbers from the tester rather than a verdict, and keep the printout.
