Description
• For 1⁄4" x 1 1⁄4" and 5 x 20mm fuses
• All holder bodies have the option of using
1⁄4" x 1 1⁄4" or 5 x 20mm carriers
• Withstands 15 to 20 Lb-In torque to mounting
nut when mounting fuse holder to panel
• High temperature, flame retardant,
Thermoplastic meets UL 94V0
Agency Information
• UL Recognized: IZLT2, E14853
• CSA Component Acceptance:
Class 6225-01, File 47235
• VDE Certified: 136128, HTB-XXM
• SEMKO Certification: Ref. #0146149/01, HTB-XXM
• CE
Replacement Parts Mounting Dimensions - in (mm)
Maximum Panel Thickness
Body Type Inch mm
HTB-2 0.30 7.62
HTB-3 0.30 7.62
HTB-4 0.125 3.18
HTB-5 0.125 3.18
HTB-6 0.30 7.62
HTB-8 0.125 3.18
HTB-9 0.125 3.18
Specifications
Product UL Rating CSA Rating Voltage Fuse Quick
Code (amps) (amps) Rating Size Connect
HTB-X2I 20 16 250 1⁄4" x 1 1⁄4"3⁄16"
HTB-X4I 20 16 250 1⁄4" x 1 1⁄4"3⁄16"
HTB-X6I 20 16 250 1⁄4" x 1 1⁄4"1⁄4"
HTB-X8I 20 16 250 1⁄4" x 1 1⁄4"1⁄4"
HTB-X2M 16 16 250 5 x 20mm 3⁄16"
HTB-X4M 16 16 250 5 x 20mm 3⁄16"
HTB-X6M 16 16 250 5 x 20mm 1⁄4"
HTB-X8M 16 16 250 5 x 20mm 1⁄4"
HTB-8
HTB-6
HTB-2
HTB-4
Dimensions - in (mm)
Terminal Options
Knob Type Carrier Solder/ Carrier Options
3⁄16˝ Quick-Connect 1⁄4˝ Quick-Connect
1⁄4˝ x 1
1⁄4˝ 5 x 20mm
In-Line Rt. Angle In-Line Rt. Angle (“I” Equals Inches) (“M” Equals Metric)
Knob Knob
Common Dimensional Data:
Length (Knob Type) - 1.69
(42.9mm) Plus In-Line Terminal
NOTE: Plus In-Line Terminal
HTB-22I-R HTB-24I-R HTB-26I-R HTB-28I-R 3——
HTB-22M-R HTB-24M-R HTB-26M-R HTB-28M-R — 3
HTB-42I-R HTB-44I-R HTB-46I-R HTB-48I-R 3——
HTB-42M-R HTB-44M-R HTB-46M-R HTB-48M-R — 3
HTB-62I-R HTB-64I-R HTB-66I-R HTB-68I-R 3——
HTB-62M-R HTB-64M-R HTB-66M-R HTB-68M-R — 3
HTB-82I-R HTB-84I-R HTB-86I-R HTB-88I-R 3——
HTB-82M-R HTB-84M-R HTB-86M-R HTB-88M-R — 3
1.125"
(28.6mm)
0.47"
(11.9mm)
0.09" NOM.
(2.4mm)
1.125"
(28.6mm)
0.47"
(11.9mm)
0.92"
(23.4mm)
0.67"
(17.1mm)
0.91"
(23.0mm)
0.69"
(17.5mm)
0.34"
(8.7mm)
0.33"
(8.3mm)
0.47"
(11.9mm)
0.45"
(11.5mm)
Fuseholders and fuse carriers may be ordered separately.
0.30˝
7.62mm
0.125˝
3.18mm
0.30˝
7.62mm
0.125˝
3.18mm
Maximum
Panel
Thickness
Low Profile
Rear Hex Nut
High
Profile
Rear Hex Nut
Front
Hex Nut
Low Profile
Snap-In
Fuse Holders for 1⁄4" x 1 1⁄4" and 5 x 20mm Fuses
HTB Panel Mount Series
0709 BU-SB09620 Page 1 of 2 Data Sheet 2119
Packaging
Packaging Code Prefix Description
Blank 10 fuse holders packed into a carton
BK 100 fuse holders packed into a cardboard shelf package
S
Packing
(Blank) – Std.
BK/ – Bulk
Rear Terminal Configuration
2 — Solder / Quick-Connect
Solder / Quick-Connect
(In-Line)
4 —
(Right Angle)
6 — Quick-Connect (In-Line)
8 — Quick-Connect (Right Angle)
Fuse Carrier
I — /4˝ x 1
M — 5 x 20mm
Splash Proof
(Optional on Knob
Holders Only)
Body Configuration and Mounting
Knob Holders
2 — Low Profile (Rear Panel Hex-Nut)
4 — High Profile
*6 — (Front Panel Hex-Nut)
8 — Low Profile (Snap-In)
Screwdriver Slotted Holders
3 — Low Profile
5 — High Profile
9 — Low Profile (Snap-In)
Product
Symbol
HTB-
Packaging
(Blank) – Std.
BK/ – Bulk
Fuse Carrier
I — x 1
M — 5mm x 20mm
Product
Symbol
FT — Knob Type
(For 20, 40, 60,
and 80 Series
Only)
ST — Screwdriver
Slotted (For 30,
50, and 90 Series
Only)
P
-R
*Profile varies with panel thickness. Holder installs thru rear of panel.
FUSE CARRIER ONLY
1 /4˝
1
/4˝
1
/4˝
1
/16˝
3
/16˝
3
Cap with O-Ring
14
/˝14
/˝
RoHS
Compliant
Ordering Information
HTB-3
HTB-5
HTB-9
0.17"
(4.37mm)
1.58"
(40.03mm)
0.17"
(4.37mm)
1.59"
(40.08mm)
0.41"
(10.31mm)
1.34"
(34.13mm)
0.34"
(8.7mm)
0.33"
(8.3mm)
0.45"
(11.5mm)
Dimensions - in (mm)
Terminal Options
Screwdriver Type Carrier Solder/ Carrier Options
3⁄16˝ Quick-Connect 1⁄4˝ Quick-Connect
1⁄4˝ x 1⁄4˝ 5 x 20mm
In-Line Rt. Angle In-Line Rt. Angle (“I” Equals Inches) (“M” Equals Metric)
Screwdriver Screwdriver
Common Dimensional Data:
(Screwdriver Slotted)
1.75˝ (44.5mm)
NOTE: Plus In-Line Terminal
HTB-32I-R HTB-34I-R HTB-36I-R HTB-38I-R 3——
HTB-32M-R HTB-34M-R HTB-36M-R HTB-38M-R — 3
HTB-52I-R HTB-54I-R HTB-56I-R HTB-58I-R 3——
HTB-52M-R HTB-54M-R HTB-56M-R HTB-58M-R — 3
HTB-92I-R HTB-94I-R HTB-96I-R HTB-98I-R 3——
HTB-92M-R HTB-94M-R HTB-96M-R HTB-98M-R — 3
Fuseholders and fuse carriers may be ordered separately.
0.30˝
7.62mm
0.125˝
3.18mm
0.125˝
3.18mm
Maximum
Panel
Thickness
Low Profile
Rear Hex Nut
High Profile
Rear Hex Nut
Low-Profile
Snap-In
© 2009 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
0709 BU-SB09620 Page 2 of 2 Data Sheet 2119
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is
intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information contained
in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support
systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in
significant injury to the user.