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Terminal Block Connectors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
Barrier Terminal Blocks BARRIER BLOCK TB345-02 Bussmann / Eaton 1: $8.30 48In Stock	Mfr. Part # TB345-02 Mouser Part # 504-TB345-02	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	48In Stock	$8.30 $7.74	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK TB345-06SP Bussmann / Eaton 1: $41.03 10In Stock 72Expected 11/6/2026	Mfr. Part # TB345-06SP Mouser Part # 504-TB345-06SP	Bussmann / Eaton	Barrier Terminal Blocks TERMINAL BLOCK	Datasheet	10In Stock 72Expected 11/6/2026	$41.03 $33.51	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB345-08 Bussmann / Eaton 1: $41.40 28In Stock	Mfr. Part # TB345-08 Mouser Part # 504-TB345-08	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	28In Stock	$41.40 $30.99	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB345-16 Bussmann / Eaton 1: $76.06 6In Stock	Mfr. Part # TB345-16 Mouser Part # 504-TB345-16	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	6In Stock	$76.06 $61.97	Min.: 1 Mult.: 1
Barrier Terminal Blocks MAGNUM TB400 SERIES TB400-03ST Bussmann / Eaton 1: $44.49 45In Stock	Mfr. Part # TB400-03ST Mouser Part # 504-TB400-03ST	Bussmann / Eaton	Barrier Terminal Blocks MAGNUM TB400 SERIES	Datasheet	45In Stock	$44.49 $33.24	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB400-05 Bussmann / Eaton 1: $43.54 50In Stock	Mfr. Part # TB400-05 Mouser Part # 504-TB400-05	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	50In Stock	$43.54 $40.08	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK, 2 POSITION TBU-02-W1 Adam Tech 1: $4.60 A tariff of 25% may be applied if shipping to the United States. 16In Stock 1,000Expected 12/25/2026	Mfr. Part # TBU-02-W1 Mouser Part # 737-TBU-02-W1	Adam Tech	Barrier Terminal Blocks TERMINAL BLOCK, 2 POSITION Learn More about Adam Tech tbu terminal blocks	Datasheet	16In Stock 1,000Expected 12/25/2026	$4.60 $3.61 $3.23 $2.83 View $2.62 $2.43 $2.26 $2.15 $2.04 A tariff of 25% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK, 2 POSITION TBU-02-W3-CC Adam Tech 1: $10.32 A tariff of 25% may be applied if shipping to the United States. 213In Stock	Mfr. Part # TBU-02-W3-CC Mouser Part # 737-TBU-02-W3-CC	Adam Tech	Barrier Terminal Blocks TERMINAL BLOCK, 2 POSITION Learn More about Adam Tech tbu terminal blocks	Datasheet	213In Stock	$10.32 $7.32 $6.47 $5.91 View $5.53 $5.10 $4.70 $4.40 A tariff of 25% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Barrier Terminal Blocks MAGNUM TB345 SERIES TB345-02SP Bussmann / Eaton 1: $15.58 48In Stock	Mfr. Part # TB345-02SP Mouser Part # 504-TB345-02SP	Bussmann / Eaton	Barrier Terminal Blocks MAGNUM TB345 SERIES	Datasheet	48In Stock	$15.58 $14.76 $11.17	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK Bussmann / Eaton TB345-05 TB345-05 Bussmann / Eaton 1: $19.37 32In Stock	Mfr. Part # TB345-05 Mouser Part # 504-TB345-05	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	32In Stock	$19.37	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB100-28 Bussmann / Eaton 1: $75.20 3In Stock	Mfr. Part # TB100-28 Mouser Part # 504-TB100-28	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	3In Stock	$75.20 $65.38 $43.93 $43.29	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK TB200-20B Bussmann / Eaton 1: $117.97 9In Stock	Mfr. Part # TB200-20B Mouser Part # 504-TB200-20B	Bussmann / Eaton	Barrier Terminal Blocks TERMINAL BLOCK	Datasheet	9In Stock	$117.97 $104.05	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB300-15 Bussmann / Eaton 1: $58.14 8In Stock	Mfr. Part # TB300-15 Mouser Part # 504-TB300-15	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	8In Stock	$58.14 $43.19 $42.22	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERM BLOCK TB300-1600L3 Bussmann / Eaton 1: $61.97 11In Stock	Mfr. Part # TB300-1600L3 Mouser Part # 504-TB300-1600L3	Bussmann / Eaton	Barrier Terminal Blocks TERM BLOCK	Datasheet	11In Stock	$61.97 $45.29 $41.08 $38.63 View $36.69 $34.77	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK TB345-06L5 Bussmann / Eaton 1: $37.65 11In Stock	Mfr. Part # TB345-06L5 Mouser Part # 504-TB345-06L5	Bussmann / Eaton	Barrier Terminal Blocks TERMINAL BLOCK	Datasheet	11In Stock	$37.65 $27.05 $22.69 $22.68 $21.05	Min.: 1 Mult.: 1
Barrier Terminal Blocks TERMINAL BLOCK TB345-05SP Bussmann / Eaton 1: $38.15 26In Stock	Mfr. Part # TB345-05SP Mouser Part # 504-TB345-05SP	Bussmann / Eaton	Barrier Terminal Blocks TERMINAL BLOCK	Datasheet	26In Stock	$38.15 $27.40 $24.10 $22.29 View $21.94 $21.61 $21.47 Quote	Min.: 1 Mult.: 1	No
Barrier Terminal Blocks BARRIER BLOCK TB345-05ST Bussmann / Eaton 1: $39.63 9In Stock	Mfr. Part # TB345-05ST Mouser Part # 504-TB345-05ST	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	9In Stock	$39.63 $28.71 $25.89 $24.25 View $22.94 $21.63	Min.: 1 Mult.: 1	No
Barrier Terminal Blocks BARRIER BLOCK TB400-04B Bussmann / Eaton 1: $53.10 1,348Expected 12/1/2026	Mfr. Part # TB400-04B Mouser Part # 504-TB400-04B	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	1,348Expected 12/1/2026	$53.10 $44.31	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB400-12 Bussmann / Eaton 1: $109.73 342Expected 4/26/2027	Mfr. Part # TB400-12 Mouser Part # 504-TB400-12	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	342Expected 4/26/2027	$109.73 $96.20	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB100-20 Bussmann / Eaton 1: $42.78 333On Order	Mfr. Part # TB100-20 Mouser Part # 504-TB100-20	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	333On Order On Order Ship Dates Mfr. #: TB100-20 Stock: 0 On Order: 43 Pending 150 Expected 10/19/2026 40 Expected 10/30/2026 100 Expected 2/1/2027 Factory Lead-Time: 36 Weeks	$42.78	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB200-12SP Bussmann / Eaton 1: $60.85 49Expected 3/29/2027	Mfr. Part # TB200-12SP Mouser Part # 504-TB200-12SP	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	49Expected 3/29/2027	$60.85 $47.36 $46.21	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB300-06B Bussmann / Eaton 1: $47.20 96Expected 8/9/2027	Mfr. Part # TB300-06B Mouser Part # 504-TB300-06B	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	96Expected 8/9/2027	$47.20 $35.26	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB300-24 Bussmann / Eaton 1: $80.89 95On Order	Mfr. Part # TB300-24 Mouser Part # 504-TB300-24	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	95On Order On Order Ship Dates Mfr. #: TB300-24 Stock: 0 On Order: 45 Expected 7/12/2027 50 Expected 8/9/2027 Factory Lead-Time: 49 Weeks	$80.89 $72.81 $67.56	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB345-03SP Bussmann / Eaton 1: $18.48 130On Order	Mfr. Part # TB345-03SP Mouser Part # 504-TB345-03SP	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	130On Order On Order Ship Dates Mfr. #: TB345-03SP Stock: 0 On Order: 30 Expected 10/30/2026 100 Expected 11/2/2026 Factory Lead-Time: 20 Weeks	$18.48 $16.75	Min.: 1 Mult.: 1
Barrier Terminal Blocks BARRIER BLOCK TB345-04 Bussmann / Eaton 1: $16.32 150Expected 1/18/2027	Mfr. Part # TB345-04 Mouser Part # 504-TB345-04	Bussmann / Eaton	Barrier Terminal Blocks BARRIER BLOCK	Datasheet	150Expected 1/18/2027	$16.32 $15.48	Min.: 1 Mult.: 1

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